551901720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{811}}^1$

素因数の和:985

約数の個数: 128

約数和(自身を含む): 1704810240

約数和(自身を除く): 1152908520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 107, 120, 159, 212, 214, 265, 318, 321, 424, 428, 530, 535, 636, 642, 795, 811, 856, 1060, 1070, 1272, 1284, 1590, 1605, 1622, 2120, 2140, 2433, 2568, 3180, 3210, 3244, 4055, 4280, 4866, 5671, 6360, 6420, 6488, 8110, 9732, 11342, 12165, 12840, 16220, 17013, 19464, 22684, 24330, 28355, 32440, 34026, 42983, 45368, 48660, 56710, 68052, 85065, 85966, 86777, 97320, 113420, 128949, 136104, 170130, 171932, 173554, 214915, 226840, 257898, 260331, 340260, 343864, 347108, 429830, 433885, 515796, 520662, 644745, 680520, 694216, 859660, 867770, 1031592, 1041324, 1289490, 1301655, 1719320, 1735540, 2082648, 2578980, 2603310, 3471080, 4599181, 5157960, 5206620, 9198362, 10413240, 13797543, 18396724, 22995905, 27595086, 36793448, 45991810, 55190172, 68987715, 91983620, 110380344, 137975430, 183967240, 275950860, 551901720]

約数ペア:

[(1, 551901720), (2, 275950860), (3, 183967240), (4, 137975430), (5, 110380344), (6, 91983620), (8, 68987715), (10, 55190172), (12, 45991810), (15, 36793448), (20, 27595086), (24, 22995905), (30, 18396724), (40, 13797543), (53, 10413240), (60, 9198362), (106, 5206620), (107, 5157960), (120, 4599181), (159, 3471080), (212, 2603310), (214, 2578980), (265, 2082648), (318, 1735540), (321, 1719320), (424, 1301655), (428, 1289490), (530, 1041324), (535, 1031592), (636, 867770), (642, 859660), (795, 694216), (811, 680520), (856, 644745), (1060, 520662), (1070, 515796), (1272, 433885), (1284, 429830), (1590, 347108), (1605, 343864), (1622, 340260), (2120, 260331), (2140, 257898), (2433, 226840), (2568, 214915), (3180, 173554), (3210, 171932), (3244, 170130), (4055, 136104), (4280, 128949), (4866, 113420), (5671, 97320), (6360, 86777), (6420, 85966), (6488, 85065), (8110, 68052), (9732, 56710), (11342, 48660), (12165, 45368), (12840, 42983), (16220, 34026), (17013, 32440), (19464, 28355), (22684, 24330)]