280486440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{821}}^1$

素因数の和:924

約数の個数: 192

約数和(自身を含む): 996362640

約数和(自身を除く): 715876200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 73, 78, 90, 104, 117, 120, 130, 146, 156, 180, 195, 219, 234, 260, 292, 312, 360, 365, 390, 438, 468, 520, 584, 585, 657, 730, 780, 821, 876, 936, 949, 1095, 1170, 1314, 1460, 1560, 1642, 1752, 1898, 2190, 2340, 2463, 2628, 2847, 2920, 3284, 3285, 3796, 4105, 4380, 4680, 4745, 4926, 5256, 5694, 6568, 6570, 7389, 7592, 8210, 8541, 8760, 9490, 9852, 10673, 11388, 12315, 13140, 14235, 14778, 16420, 17082, 18980, 19704, 21346, 22776, 24630, 26280, 28470, 29556, 32019, 32840, 34164, 36945, 37960, 42692, 42705, 49260, 53365, 56940, 59112, 59933, 64038, 68328, 73890, 85384, 85410, 96057, 98520, 106730, 113880, 119866, 128076, 147780, 160095, 170820, 179799, 192114, 213460, 239732, 256152, 295560, 299665, 320190, 341640, 359598, 384228, 426920, 479464, 480285, 539397, 599330, 640380, 719196, 768456, 779129, 898995, 960570, 1078794, 1198660, 1280760, 1438392, 1558258, 1797990, 1921140, 2157588, 2337387, 2397320, 2696985, 3116516, 3595980, 3842280, 3895645, 4315176, 4674774, 5393970, 6233032, 7012161, 7191960, 7791290, 9349548, 10787940, 11686935, 14024322, 15582580, 18699096, 21575880, 23373870, 28048644, 31165160, 35060805, 46747740, 56097288, 70121610, 93495480, 140243220, 280486440]

約数ペア:

[(1, 280486440), (2, 140243220), (3, 93495480), (4, 70121610), (5, 56097288), (6, 46747740), (8, 35060805), (9, 31165160), (10, 28048644), (12, 23373870), (13, 21575880), (15, 18699096), (18, 15582580), (20, 14024322), (24, 11686935), (26, 10787940), (30, 9349548), (36, 7791290), (39, 7191960), (40, 7012161), (45, 6233032), (52, 5393970), (60, 4674774), (65, 4315176), (72, 3895645), (73, 3842280), (78, 3595980), (90, 3116516), (104, 2696985), (117, 2397320), (120, 2337387), (130, 2157588), (146, 1921140), (156, 1797990), (180, 1558258), (195, 1438392), (219, 1280760), (234, 1198660), (260, 1078794), (292, 960570), (312, 898995), (360, 779129), (365, 768456), (390, 719196), (438, 640380), (468, 599330), (520, 539397), (584, 480285), (585, 479464), (657, 426920), (730, 384228), (780, 359598), (821, 341640), (876, 320190), (936, 299665), (949, 295560), (1095, 256152), (1170, 239732), (1314, 213460), (1460, 192114), (1560, 179799), (1642, 170820), (1752, 160095), (1898, 147780), (2190, 128076), (2340, 119866), (2463, 113880), (2628, 106730), (2847, 98520), (2920, 96057), (3284, 85410), (3285, 85384), (3796, 73890), (4105, 68328), (4380, 64038), (4680, 59933), (4745, 59112), (4926, 56940), (5256, 53365), (5694, 49260), (6568, 42705), (6570, 42692), (7389, 37960), (7592, 36945), (8210, 34164), (8541, 32840), (8760, 32019), (9490, 29556), (9852, 28470), (10673, 26280), (11388, 24630), (12315, 22776), (13140, 21346), (14235, 19704), (14778, 18980), (16420, 17082)]