394359680

素因数分解:

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

素因数の和:213

約数の個数: 256

約数和(自身を含む): 1151539200

約数和(自身を除く): 757179520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 32, 40, 44, 52, 55, 62, 64, 65, 80, 88, 104, 110, 124, 128, 130, 139, 143, 155, 160, 176, 208, 220, 248, 260, 278, 286, 310, 320, 341, 352, 403, 416, 440, 496, 520, 556, 572, 620, 640, 682, 695, 704, 715, 806, 832, 880, 992, 1040, 1112, 1144, 1240, 1364, 1390, 1408, 1430, 1529, 1612, 1664, 1705, 1760, 1807, 1984, 2015, 2080, 2224, 2288, 2480, 2728, 2780, 2860, 3058, 3224, 3410, 3520, 3614, 3968, 4030, 4160, 4309, 4433, 4448, 4576, 4960, 5456, 5560, 5720, 6116, 6448, 6820, 7040, 7228, 7645, 8060, 8320, 8618, 8866, 8896, 9035, 9152, 9920, 10912, 11120, 11440, 12232, 12896, 13640, 14456, 15290, 16120, 17236, 17732, 17792, 18070, 18304, 19840, 19877, 21545, 21824, 22165, 22240, 22880, 24464, 25792, 27280, 28912, 30580, 32240, 34472, 35464, 36140, 39754, 43090, 43648, 44330, 44480, 45760, 47399, 48928, 51584, 54560, 56017, 57824, 61160, 64480, 68944, 70928, 72280, 79508, 86180, 88660, 88960, 91520, 94798, 97856, 99385, 109120, 112034, 115648, 122320, 128960, 137888, 141856, 144560, 159016, 172360, 177320, 189596, 195712, 198770, 218240, 224068, 231296, 236995, 244640, 257920, 275776, 280085, 283712, 289120, 318032, 344720, 354640, 379192, 397540, 448136, 473990, 489280, 551552, 560170, 567424, 578240, 616187, 636064, 689440, 709280, 758384, 795080, 896272, 947980, 978560, 1120340, 1156480, 1232374, 1272128, 1378880, 1418560, 1516768, 1590160, 1792544, 1895960, 2240680, 2464748, 2544256, 2757760, 2837120, 3033536, 3080935, 3180320, 3585088, 3791920, 4481360, 4929496, 6067072, 6161870, 6360640, 7170176, 7583840, 8962720, 9858992, 12323740, 12721280, 15167680, 17925440, 19717984, 24647480, 30335360, 35850880, 39435968, 49294960, 78871936, 98589920, 197179840, 394359680]

約数ペア:

[(1, 394359680), (2, 197179840), (4, 98589920), (5, 78871936), (8, 49294960), (10, 39435968), (11, 35850880), (13, 30335360), (16, 24647480), (20, 19717984), (22, 17925440), (26, 15167680), (31, 12721280), (32, 12323740), (40, 9858992), (44, 8962720), (52, 7583840), (55, 7170176), (62, 6360640), (64, 6161870), (65, 6067072), (80, 4929496), (88, 4481360), (104, 3791920), (110, 3585088), (124, 3180320), (128, 3080935), (130, 3033536), (139, 2837120), (143, 2757760), (155, 2544256), (160, 2464748), (176, 2240680), (208, 1895960), (220, 1792544), (248, 1590160), (260, 1516768), (278, 1418560), (286, 1378880), (310, 1272128), (320, 1232374), (341, 1156480), (352, 1120340), (403, 978560), (416, 947980), (440, 896272), (496, 795080), (520, 758384), (556, 709280), (572, 689440), (620, 636064), (640, 616187), (682, 578240), (695, 567424), (704, 560170), (715, 551552), (806, 489280), (832, 473990), (880, 448136), (992, 397540), (1040, 379192), (1112, 354640), (1144, 344720), (1240, 318032), (1364, 289120), (1390, 283712), (1408, 280085), (1430, 275776), (1529, 257920), (1612, 244640), (1664, 236995), (1705, 231296), (1760, 224068), (1807, 218240), (1984, 198770), (2015, 195712), (2080, 189596), (2224, 177320), (2288, 172360), (2480, 159016), (2728, 144560), (2780, 141856), (2860, 137888), (3058, 128960), (3224, 122320), (3410, 115648), (3520, 112034), (3614, 109120), (3968, 99385), (4030, 97856), (4160, 94798), (4309, 91520), (4433, 88960), (4448, 88660), (4576, 86180), (4960, 79508), (5456, 72280), (5560, 70928), (5720, 68944), (6116, 64480), (6448, 61160), (6820, 57824), (7040, 56017), (7228, 54560), (7645, 51584), (8060, 48928), (8320, 47399), (8618, 45760), (8866, 44480), (8896, 44330), (9035, 43648), (9152, 43090), (9920, 39754), (10912, 36140), (11120, 35464), (11440, 34472), (12232, 32240), (12896, 30580), (13640, 28912), (14456, 27280), (15290, 25792), (16120, 24464), (17236, 22880), (17732, 22240), (17792, 22165), (18070, 21824), (18304, 21545), (19840, 19877)]