20731097160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{33461}}^1$

素因数の和:35199

約数の個数: 96

約数和(自身を含む): 67417229880

約数和(自身を除く): 46686132720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 1721, 3442, 5163, 6884, 8605, 10326, 13768, 15489, 17210, 20652, 25815, 30978, 33461, 34420, 41304, 51630, 61956, 66922, 68840, 77445, 100383, 103260, 123912, 133844, 154890, 167305, 200766, 206520, 267688, 301149, 309780, 334610, 401532, 501915, 602298, 619560, 669220, 803064, 1003830, 1204596, 1338440, 1505745, 2007660, 2409192, 3011490, 4015320, 6022980, 12045960, 57586381, 115172762, 172759143, 230345524, 287931905, 345518286, 460691048, 518277429, 575863810, 691036572, 863795715, 1036554858, 1151727620, 1382073144, 1727591430, 2073109716, 2303455240, 2591387145, 3455182860, 4146219432, 5182774290, 6910365720, 10365548580, 20731097160]

約数ペア:

[(1, 20731097160), (2, 10365548580), (3, 6910365720), (4, 5182774290), (5, 4146219432), (6, 3455182860), (8, 2591387145), (9, 2303455240), (10, 2073109716), (12, 1727591430), (15, 1382073144), (18, 1151727620), (20, 1036554858), (24, 863795715), (30, 691036572), (36, 575863810), (40, 518277429), (45, 460691048), (60, 345518286), (72, 287931905), (90, 230345524), (120, 172759143), (180, 115172762), (360, 57586381), (1721, 12045960), (3442, 6022980), (5163, 4015320), (6884, 3011490), (8605, 2409192), (10326, 2007660), (13768, 1505745), (15489, 1338440), (17210, 1204596), (20652, 1003830), (25815, 803064), (30978, 669220), (33461, 619560), (34420, 602298), (41304, 501915), (51630, 401532), (61956, 334610), (66922, 309780), (68840, 301149), (77445, 267688), (100383, 206520), (103260, 200766), (123912, 167305), (133844, 154890)]