20125095240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{433}}^1\times {\mathrm{2467}}^1$

素因数の和:3071

約数の個数: 128

約数和(自身を含む): 60924850560

約数和(自身を除く): 40799755320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 433, 471, 628, 785, 866, 942, 1256, 1299, 1570, 1732, 1884, 2165, 2355, 2467, 2598, 3140, 3464, 3768, 4330, 4710, 4934, 5196, 6280, 6495, 7401, 8660, 9420, 9868, 10392, 12335, 12990, 14802, 17320, 18840, 19736, 24670, 25980, 29604, 37005, 49340, 51960, 59208, 67981, 74010, 98680, 135962, 148020, 203943, 271924, 296040, 339905, 387319, 407886, 543848, 679810, 774638, 815772, 1019715, 1068211, 1161957, 1359620, 1549276, 1631544, 1936595, 2039430, 2136422, 2323914, 2719240, 3098552, 3204633, 3873190, 4078860, 4272844, 4647828, 5341055, 5809785, 6409266, 7746380, 8157720, 8545688, 9295656, 10682110, 11619570, 12818532, 15492760, 16023165, 21364220, 23239140, 25637064, 32046330, 42728440, 46478280, 64092660, 128185320, 167709127, 335418254, 503127381, 670836508, 838545635, 1006254762, 1341673016, 1677091270, 2012509524, 2515636905, 3354182540, 4025019048, 5031273810, 6708365080, 10062547620, 20125095240]

約数ペア:

[(1, 20125095240), (2, 10062547620), (3, 6708365080), (4, 5031273810), (5, 4025019048), (6, 3354182540), (8, 2515636905), (10, 2012509524), (12, 1677091270), (15, 1341673016), (20, 1006254762), (24, 838545635), (30, 670836508), (40, 503127381), (60, 335418254), (120, 167709127), (157, 128185320), (314, 64092660), (433, 46478280), (471, 42728440), (628, 32046330), (785, 25637064), (866, 23239140), (942, 21364220), (1256, 16023165), (1299, 15492760), (1570, 12818532), (1732, 11619570), (1884, 10682110), (2165, 9295656), (2355, 8545688), (2467, 8157720), (2598, 7746380), (3140, 6409266), (3464, 5809785), (3768, 5341055), (4330, 4647828), (4710, 4272844), (4934, 4078860), (5196, 3873190), (6280, 3204633), (6495, 3098552), (7401, 2719240), (8660, 2323914), (9420, 2136422), (9868, 2039430), (10392, 1936595), (12335, 1631544), (12990, 1549276), (14802, 1359620), (17320, 1161957), (18840, 1068211), (19736, 1019715), (24670, 815772), (25980, 774638), (29604, 679810), (37005, 543848), (49340, 407886), (51960, 387319), (59208, 339905), (67981, 296040), (74010, 271924), (98680, 203943), (135962, 148020)]