860921520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:483

約数の個数: 160

約数和(自身を含む): 2722325760

約数和(自身を除く): 1861404240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 139, 197, 240, 262, 278, 393, 394, 417, 524, 556, 591, 655, 695, 786, 788, 834, 985, 1048, 1112, 1182, 1310, 1390, 1572, 1576, 1668, 1965, 1970, 2085, 2096, 2224, 2364, 2620, 2780, 2955, 3144, 3152, 3336, 3930, 3940, 4170, 4728, 5240, 5560, 5910, 6288, 6672, 7860, 7880, 8340, 9456, 10480, 11120, 11820, 15720, 15760, 16680, 18209, 23640, 25807, 27383, 31440, 33360, 36418, 47280, 51614, 54627, 54766, 72836, 77421, 82149, 91045, 103228, 109254, 109532, 129035, 136915, 145672, 154842, 164298, 182090, 206456, 218508, 219064, 258070, 273135, 273830, 291344, 309684, 328596, 364180, 387105, 410745, 412912, 437016, 438128, 516140, 546270, 547660, 619368, 657192, 728360, 774210, 821490, 874032, 1032280, 1092540, 1095320, 1238736, 1314384, 1456720, 1548420, 1642980, 2064560, 2185080, 2190640, 3096840, 3285960, 3587173, 4370160, 6193680, 6571920, 7174346, 10761519, 14348692, 17935865, 21523038, 28697384, 35871730, 43046076, 53807595, 57394768, 71743460, 86092152, 107615190, 143486920, 172184304, 215230380, 286973840, 430460760, 860921520]

約数ペア:

[(1, 860921520), (2, 430460760), (3, 286973840), (4, 215230380), (5, 172184304), (6, 143486920), (8, 107615190), (10, 86092152), (12, 71743460), (15, 57394768), (16, 53807595), (20, 43046076), (24, 35871730), (30, 28697384), (40, 21523038), (48, 17935865), (60, 14348692), (80, 10761519), (120, 7174346), (131, 6571920), (139, 6193680), (197, 4370160), (240, 3587173), (262, 3285960), (278, 3096840), (393, 2190640), (394, 2185080), (417, 2064560), (524, 1642980), (556, 1548420), (591, 1456720), (655, 1314384), (695, 1238736), (786, 1095320), (788, 1092540), (834, 1032280), (985, 874032), (1048, 821490), (1112, 774210), (1182, 728360), (1310, 657192), (1390, 619368), (1572, 547660), (1576, 546270), (1668, 516140), (1965, 438128), (1970, 437016), (2085, 412912), (2096, 410745), (2224, 387105), (2364, 364180), (2620, 328596), (2780, 309684), (2955, 291344), (3144, 273830), (3152, 273135), (3336, 258070), (3930, 219064), (3940, 218508), (4170, 206456), (4728, 182090), (5240, 164298), (5560, 154842), (5910, 145672), (6288, 136915), (6672, 129035), (7860, 109532), (7880, 109254), (8340, 103228), (9456, 91045), (10480, 82149), (11120, 77421), (11820, 72836), (15720, 54766), (15760, 54627), (16680, 51614), (18209, 47280), (23640, 36418), (25807, 33360), (27383, 31440)]