1567763440

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{1033}}^1$

素因数の和:1418

約数の個数: 80

約数和(自身を含む): 3720315456

約数和(自身を除く): 2152552016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 311, 488, 610, 622, 976, 1033, 1220, 1244, 1555, 2066, 2440, 2488, 3110, 4132, 4880, 4976, 5165, 6220, 8264, 10330, 12440, 16528, 18971, 20660, 24880, 37942, 41320, 63013, 75884, 82640, 94855, 126026, 151768, 189710, 252052, 303536, 315065, 321263, 379420, 504104, 630130, 642526, 758840, 1008208, 1260260, 1285052, 1517680, 1606315, 2520520, 2570104, 3212630, 5041040, 5140208, 6425260, 12850520, 19597043, 25701040, 39194086, 78388172, 97985215, 156776344, 195970430, 313552688, 391940860, 783881720, 1567763440]

約数ペア:

[(1, 1567763440), (2, 783881720), (4, 391940860), (5, 313552688), (8, 195970430), (10, 156776344), (16, 97985215), (20, 78388172), (40, 39194086), (61, 25701040), (80, 19597043), (122, 12850520), (244, 6425260), (305, 5140208), (311, 5041040), (488, 3212630), (610, 2570104), (622, 2520520), (976, 1606315), (1033, 1517680), (1220, 1285052), (1244, 1260260), (1555, 1008208), (2066, 758840), (2440, 642526), (2488, 630130), (3110, 504104), (4132, 379420), (4880, 321263), (4976, 315065), (5165, 303536), (6220, 252052), (8264, 189710), (10330, 151768), (12440, 126026), (16528, 94855), (18971, 82640), (20660, 75884), (24880, 63013), (37942, 41320)]