77130840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:373

約数の個数: 128

約数和(自身を含む): 241859520

約数和(自身を除く): 164728680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 61, 82, 120, 122, 123, 164, 183, 205, 244, 246, 257, 305, 328, 366, 410, 488, 492, 514, 610, 615, 732, 771, 820, 915, 984, 1028, 1220, 1230, 1285, 1464, 1542, 1640, 1830, 2056, 2440, 2460, 2501, 2570, 3084, 3660, 3855, 4920, 5002, 5140, 6168, 7320, 7503, 7710, 10004, 10280, 10537, 12505, 15006, 15420, 15677, 20008, 21074, 25010, 30012, 30840, 31354, 31611, 37515, 42148, 47031, 50020, 52685, 60024, 62708, 63222, 75030, 78385, 84296, 94062, 100040, 105370, 125416, 126444, 150060, 156770, 158055, 188124, 210740, 235155, 252888, 300120, 313540, 316110, 376248, 421480, 470310, 627080, 632220, 642757, 940620, 1264440, 1285514, 1881240, 1928271, 2571028, 3213785, 3856542, 5142056, 6427570, 7713084, 9641355, 12855140, 15426168, 19282710, 25710280, 38565420, 77130840]

約数ペア:

[(1, 77130840), (2, 38565420), (3, 25710280), (4, 19282710), (5, 15426168), (6, 12855140), (8, 9641355), (10, 7713084), (12, 6427570), (15, 5142056), (20, 3856542), (24, 3213785), (30, 2571028), (40, 1928271), (41, 1881240), (60, 1285514), (61, 1264440), (82, 940620), (120, 642757), (122, 632220), (123, 627080), (164, 470310), (183, 421480), (205, 376248), (244, 316110), (246, 313540), (257, 300120), (305, 252888), (328, 235155), (366, 210740), (410, 188124), (488, 158055), (492, 156770), (514, 150060), (610, 126444), (615, 125416), (732, 105370), (771, 100040), (820, 94062), (915, 84296), (984, 78385), (1028, 75030), (1220, 63222), (1230, 62708), (1285, 60024), (1464, 52685), (1542, 50020), (1640, 47031), (1830, 42148), (2056, 37515), (2440, 31611), (2460, 31354), (2501, 30840), (2570, 30012), (3084, 25010), (3660, 21074), (3855, 20008), (4920, 15677), (5002, 15420), (5140, 15006), (6168, 12505), (7320, 10537), (7503, 10280), (7710, 10004)]