2778443200

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 252

約数和(自身を含む): 7662504360

約数和(自身を除く): 4884061160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 64, 65, 80, 100, 104, 124, 130, 139, 155, 160, 200, 208, 248, 260, 278, 310, 320, 325, 400, 403, 416, 496, 520, 556, 620, 650, 695, 775, 800, 806, 832, 961, 992, 1040, 1112, 1240, 1300, 1390, 1550, 1600, 1612, 1807, 1922, 1984, 2015, 2080, 2224, 2480, 2600, 2780, 3100, 3224, 3475, 3614, 3844, 4030, 4160, 4309, 4448, 4805, 4960, 5200, 5560, 6200, 6448, 6950, 7228, 7688, 8060, 8618, 8896, 9035, 9610, 9920, 10075, 10400, 11120, 12400, 12493, 12896, 13900, 14456, 15376, 16120, 17236, 18070, 19220, 20150, 20800, 21545, 22240, 24025, 24800, 24986, 25792, 27800, 28912, 30752, 32240, 34472, 36140, 38440, 40300, 43090, 44480, 45175, 48050, 49600, 49972, 55600, 56017, 57824, 61504, 62465, 64480, 68944, 72280, 76880, 80600, 86180, 90350, 96100, 99944, 107725, 111200, 112034, 115648, 124930, 128960, 133579, 137888, 144560, 153760, 161200, 172360, 180700, 192200, 199888, 215450, 222400, 224068, 249860, 267158, 275776, 280085, 289120, 307520, 312325, 322400, 344720, 361400, 384400, 399776, 430900, 448136, 499720, 534316, 560170, 578240, 624650, 644800, 667895, 689440, 722800, 768800, 799552, 861800, 896272, 999440, 1068632, 1120340, 1249300, 1335790, 1378880, 1400425, 1445600, 1537600, 1723600, 1736527, 1792544, 1998880, 2137264, 2240680, 2498600, 2671580, 2800850, 2891200, 3339475, 3447200, 3473054, 3585088, 3997760, 4274528, 4481360, 4997200, 5343160, 5601700, 6678950, 6894400, 6946108, 8549056, 8682635, 8962720, 9994400, 10686320, 11203400, 13357900, 13892216, 17365270, 17925440, 19988800, 21372640, 22406800, 26715800, 27784432, 34730540, 42745280, 43413175, 44813600, 53431600, 55568864, 69461080, 86826350, 89627200, 106863200, 111137728, 138922160, 173652700, 213726400, 277844320, 347305400, 555688640, 694610800, 1389221600, 2778443200]

約数ペア:

[(1, 2778443200), (2, 1389221600), (4, 694610800), (5, 555688640), (8, 347305400), (10, 277844320), (13, 213726400), (16, 173652700), (20, 138922160), (25, 111137728), (26, 106863200), (31, 89627200), (32, 86826350), (40, 69461080), (50, 55568864), (52, 53431600), (62, 44813600), (64, 43413175), (65, 42745280), (80, 34730540), (100, 27784432), (104, 26715800), (124, 22406800), (130, 21372640), (139, 19988800), (155, 17925440), (160, 17365270), (200, 13892216), (208, 13357900), (248, 11203400), (260, 10686320), (278, 9994400), (310, 8962720), (320, 8682635), (325, 8549056), (400, 6946108), (403, 6894400), (416, 6678950), (496, 5601700), (520, 5343160), (556, 4997200), (620, 4481360), (650, 4274528), (695, 3997760), (775, 3585088), (800, 3473054), (806, 3447200), (832, 3339475), (961, 2891200), (992, 2800850), (1040, 2671580), (1112, 2498600), (1240, 2240680), (1300, 2137264), (1390, 1998880), (1550, 1792544), (1600, 1736527), (1612, 1723600), (1807, 1537600), (1922, 1445600), (1984, 1400425), (2015, 1378880), (2080, 1335790), (2224, 1249300), (2480, 1120340), (2600, 1068632), (2780, 999440), (3100, 896272), (3224, 861800), (3475, 799552), (3614, 768800), (3844, 722800), (4030, 689440), (4160, 667895), (4309, 644800), (4448, 624650), (4805, 578240), (4960, 560170), (5200, 534316), (5560, 499720), (6200, 448136), (6448, 430900), (6950, 399776), (7228, 384400), (7688, 361400), (8060, 344720), (8618, 322400), (8896, 312325), (9035, 307520), (9610, 289120), (9920, 280085), (10075, 275776), (10400, 267158), (11120, 249860), (12400, 224068), (12493, 222400), (12896, 215450), (13900, 199888), (14456, 192200), (15376, 180700), (16120, 172360), (17236, 161200), (18070, 153760), (19220, 144560), (20150, 137888), (20800, 133579), (21545, 128960), (22240, 124930), (24025, 115648), (24800, 112034), (24986, 111200), (25792, 107725), (27800, 99944), (28912, 96100), (30752, 90350), (32240, 86180), (34472, 80600), (36140, 76880), (38440, 72280), (40300, 68944), (43090, 64480), (44480, 62465), (45175, 61504), (48050, 57824), (49600, 56017), (49972, 55600)]