420954660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4229}}^1$

素因数の和:4330

約数の個数: 144

約数和(自身を含む): 1478131200

約数和(自身を除く): 1057176540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 630, 711, 790, 948, 1106, 1185, 1260, 1422, 1580, 1659, 2212, 2370, 2765, 2844, 3318, 3555, 4229, 4740, 4977, 5530, 6636, 7110, 8295, 8458, 9954, 11060, 12687, 14220, 16590, 16916, 19908, 21145, 24885, 25374, 29603, 33180, 38061, 42290, 49770, 50748, 59206, 63435, 76122, 84580, 88809, 99540, 118412, 126870, 148015, 152244, 177618, 190305, 253740, 266427, 296030, 334091, 355236, 380610, 444045, 532854, 592060, 668182, 761220, 888090, 1002273, 1065708, 1332135, 1336364, 1670455, 1776180, 2004546, 2338637, 2664270, 3006819, 3340910, 4009092, 4677274, 5011365, 5328540, 6013638, 6681820, 7015911, 9354548, 10022730, 11693185, 12027276, 14031822, 15034095, 20045460, 21047733, 23386370, 28063644, 30068190, 35079555, 42095466, 46772740, 60136380, 70159110, 84190932, 105238665, 140318220, 210477330, 420954660]

約数ペア:

[(1, 420954660), (2, 210477330), (3, 140318220), (4, 105238665), (5, 84190932), (6, 70159110), (7, 60136380), (9, 46772740), (10, 42095466), (12, 35079555), (14, 30068190), (15, 28063644), (18, 23386370), (20, 21047733), (21, 20045460), (28, 15034095), (30, 14031822), (35, 12027276), (36, 11693185), (42, 10022730), (45, 9354548), (60, 7015911), (63, 6681820), (70, 6013638), (79, 5328540), (84, 5011365), (90, 4677274), (105, 4009092), (126, 3340910), (140, 3006819), (158, 2664270), (180, 2338637), (210, 2004546), (237, 1776180), (252, 1670455), (315, 1336364), (316, 1332135), (395, 1065708), (420, 1002273), (474, 888090), (553, 761220), (630, 668182), (711, 592060), (790, 532854), (948, 444045), (1106, 380610), (1185, 355236), (1260, 334091), (1422, 296030), (1580, 266427), (1659, 253740), (2212, 190305), (2370, 177618), (2765, 152244), (2844, 148015), (3318, 126870), (3555, 118412), (4229, 99540), (4740, 88809), (4977, 84580), (5530, 76122), (6636, 63435), (7110, 59206), (8295, 50748), (8458, 49770), (9954, 42290), (11060, 38061), (12687, 33180), (14220, 29603), (16590, 25374), (16916, 24885), (19908, 21145)]