657202480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{24091}}^1$

素因数の和:24146

約数の個数: 80

約数和(自身を含む): 1720747008

約数和(自身を除く): 1063544528

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 13640, 24091, 27280, 48182, 96364, 120455, 192728, 240910, 265001, 385456, 481820, 530002, 746821, 963640, 1060004, 1325005, 1493642, 1927280, 2120008, 2650010, 2987284, 3734105, 4240016, 5300020, 5974568, 7468210, 8215031, 10600040, 11949136, 14936420, 16430062, 21200080, 29872840, 32860124, 41075155, 59745680, 65720248, 82150310, 131440496, 164300620, 328601240, 657202480]

約数ペア:

[(1, 657202480), (2, 328601240), (4, 164300620), (5, 131440496), (8, 82150310), (10, 65720248), (11, 59745680), (16, 41075155), (20, 32860124), (22, 29872840), (31, 21200080), (40, 16430062), (44, 14936420), (55, 11949136), (62, 10600040), (80, 8215031), (88, 7468210), (110, 5974568), (124, 5300020), (155, 4240016), (176, 3734105), (220, 2987284), (248, 2650010), (310, 2120008), (341, 1927280), (440, 1493642), (496, 1325005), (620, 1060004), (682, 963640), (880, 746821), (1240, 530002), (1364, 481820), (1705, 385456), (2480, 265001), (2728, 240910), (3410, 192728), (5456, 120455), (6820, 96364), (13640, 48182), (24091, 27280)]