1971798400

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 384

約数和(自身を含む): 5949619200

約数和(自身を除く): 3977820800

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 31, 32, 40, 44, 50, 52, 55, 62, 64, 65, 80, 88, 100, 104, 110, 124, 128, 130, 139, 143, 155, 160, 176, 200, 208, 220, 248, 260, 275, 278, 286, 310, 320, 325, 341, 352, 400, 403, 416, 440, 496, 520, 550, 556, 572, 620, 640, 650, 682, 695, 704, 715, 775, 800, 806, 832, 880, 992, 1040, 1100, 1112, 1144, 1240, 1300, 1364, 1390, 1408, 1430, 1529, 1550, 1600, 1612, 1664, 1705, 1760, 1807, 1984, 2015, 2080, 2200, 2224, 2288, 2480, 2600, 2728, 2780, 2860, 3058, 3100, 3200, 3224, 3410, 3475, 3520, 3575, 3614, 3968, 4030, 4160, 4309, 4400, 4433, 4448, 4576, 4960, 5200, 5456, 5560, 5720, 6116, 6200, 6448, 6820, 6950, 7040, 7150, 7228, 7645, 8060, 8320, 8525, 8618, 8800, 8866, 8896, 9035, 9152, 9920, 10075, 10400, 10912, 11120, 11440, 12232, 12400, 12896, 13640, 13900, 14300, 14456, 15290, 16120, 17050, 17236, 17600, 17732, 17792, 18070, 18304, 19840, 19877, 20150, 20800, 21545, 21824, 22165, 22240, 22880, 24464, 24800, 25792, 27280, 27800, 28600, 28912, 30580, 32240, 34100, 34472, 35200, 35464, 36140, 38225, 39754, 40300, 41600, 43090, 43648, 44330, 44480, 45175, 45760, 47399, 48928, 49600, 51584, 54560, 55600, 56017, 57200, 57824, 61160, 64480, 68200, 68944, 70928, 72280, 76450, 79508, 80600, 86180, 88660, 88960, 90350, 91520, 94798, 97856, 99200, 99385, 107725, 109120, 110825, 111200, 112034, 114400, 115648, 122320, 128960, 136400, 137888, 141856, 144560, 152900, 159016, 161200, 172360, 177320, 180700, 189596, 195712, 198770, 215450, 218240, 221650, 222400, 224068, 228800, 231296, 236995, 244640, 257920, 272800, 275776, 280085, 283712, 289120, 305800, 318032, 322400, 344720, 354640, 361400, 379192, 397540, 430900, 443300, 444800, 448136, 457600, 473990, 489280, 496925, 545600, 551552, 560170, 567424, 578240, 611600, 616187, 636064, 644800, 689440, 709280, 722800, 758384, 795080, 861800, 886600, 896272, 947980, 978560, 993850, 1091200, 1120340, 1156480, 1184975, 1223200, 1232374, 1272128, 1289600, 1378880, 1400425, 1418560, 1445600, 1516768, 1590160, 1723600, 1773200, 1792544, 1895960, 1987700, 2240680, 2369950, 2446400, 2464748, 2544256, 2757760, 2800850, 2837120, 2891200, 3033536, 3080935, 3180320, 3447200, 3546400, 3585088, 3791920, 3975400, 4481360, 4739900, 4892800, 4929496, 5601700, 5782400, 6067072, 6161870, 6360640, 6894400, 7092800, 7170176, 7583840, 7950800, 8962720, 9479800, 9858992, 11203400, 12323740, 12721280, 13788800, 14185600, 15167680, 15404675, 15901600, 17925440, 18959600, 19717984, 22406800, 24647480, 30335360, 30809350, 31803200, 35850880, 37919200, 39435968, 44813600, 49294960, 61618700, 63606400, 75838400, 78871936, 89627200, 98589920, 123237400, 151676800, 179254400, 197179840, 246474800, 394359680, 492949600, 985899200, 1971798400]

約数ペア:

[(1, 1971798400), (2, 985899200), (4, 492949600), (5, 394359680), (8, 246474800), (10, 197179840), (11, 179254400), (13, 151676800), (16, 123237400), (20, 98589920), (22, 89627200), (25, 78871936), (26, 75838400), (31, 63606400), (32, 61618700), (40, 49294960), (44, 44813600), (50, 39435968), (52, 37919200), (55, 35850880), (62, 31803200), (64, 30809350), (65, 30335360), (80, 24647480), (88, 22406800), (100, 19717984), (104, 18959600), (110, 17925440), (124, 15901600), (128, 15404675), (130, 15167680), (139, 14185600), (143, 13788800), (155, 12721280), (160, 12323740), (176, 11203400), (200, 9858992), (208, 9479800), (220, 8962720), (248, 7950800), (260, 7583840), (275, 7170176), (278, 7092800), (286, 6894400), (310, 6360640), (320, 6161870), (325, 6067072), (341, 5782400), (352, 5601700), (400, 4929496), (403, 4892800), (416, 4739900), (440, 4481360), (496, 3975400), (520, 3791920), (550, 3585088), (556, 3546400), (572, 3447200), (620, 3180320), (640, 3080935), (650, 3033536), (682, 2891200), (695, 2837120), (704, 2800850), (715, 2757760), (775, 2544256), (800, 2464748), (806, 2446400), (832, 2369950), (880, 2240680), (992, 1987700), (1040, 1895960), (1100, 1792544), (1112, 1773200), (1144, 1723600), (1240, 1590160), (1300, 1516768), (1364, 1445600), (1390, 1418560), (1408, 1400425), (1430, 1378880), (1529, 1289600), (1550, 1272128), (1600, 1232374), (1612, 1223200), (1664, 1184975), (1705, 1156480), (1760, 1120340), (1807, 1091200), (1984, 993850), (2015, 978560), (2080, 947980), (2200, 896272), (2224, 886600), (2288, 861800), (2480, 795080), (2600, 758384), (2728, 722800), (2780, 709280), (2860, 689440), (3058, 644800), (3100, 636064), (3200, 616187), (3224, 611600), (3410, 578240), (3475, 567424), (3520, 560170), (3575, 551552), (3614, 545600), (3968, 496925), (4030, 489280), (4160, 473990), (4309, 457600), (4400, 448136), (4433, 444800), (4448, 443300), (4576, 430900), (4960, 397540), (5200, 379192), (5456, 361400), (5560, 354640), (5720, 344720), (6116, 322400), (6200, 318032), (6448, 305800), (6820, 289120), (6950, 283712), (7040, 280085), (7150, 275776), (7228, 272800), (7645, 257920), (8060, 244640), (8320, 236995), (8525, 231296), (8618, 228800), (8800, 224068), (8866, 222400), (8896, 221650), (9035, 218240), (9152, 215450), (9920, 198770), (10075, 195712), (10400, 189596), (10912, 180700), (11120, 177320), (11440, 172360), (12232, 161200), (12400, 159016), (12896, 152900), (13640, 144560), (13900, 141856), (14300, 137888), (14456, 136400), (15290, 128960), (16120, 122320), (17050, 115648), (17236, 114400), (17600, 112034), (17732, 111200), (17792, 110825), (18070, 109120), (18304, 107725), (19840, 99385), (19877, 99200), (20150, 97856), (20800, 94798), (21545, 91520), (21824, 90350), (22165, 88960), (22240, 88660), (22880, 86180), (24464, 80600), (24800, 79508), (25792, 76450), (27280, 72280), (27800, 70928), (28600, 68944), (28912, 68200), (30580, 64480), (32240, 61160), (34100, 57824), (34472, 57200), (35200, 56017), (35464, 55600), (36140, 54560), (38225, 51584), (39754, 49600), (40300, 48928), (41600, 47399), (43090, 45760), (43648, 45175), (44330, 44480)]