80185320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{617}}^1$

素因数の和:672

約数の個数: 144

約数和(自身を含む): 275485860

約数和(自身を除く): 195300540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 361, 380, 456, 570, 617, 684, 722, 760, 855, 1083, 1140, 1234, 1368, 1444, 1710, 1805, 1851, 2166, 2280, 2468, 2888, 3085, 3249, 3420, 3610, 3702, 4332, 4936, 5415, 5553, 6170, 6498, 6840, 7220, 7404, 8664, 9255, 10830, 11106, 11723, 12340, 12996, 14440, 14808, 16245, 18510, 21660, 22212, 23446, 24680, 25992, 27765, 32490, 35169, 37020, 43320, 44424, 46892, 55530, 58615, 64980, 70338, 74040, 93784, 105507, 111060, 117230, 129960, 140676, 175845, 211014, 222120, 222737, 234460, 281352, 351690, 422028, 445474, 468920, 527535, 668211, 703380, 844056, 890948, 1055070, 1113685, 1336422, 1406760, 1781896, 2004633, 2110140, 2227370, 2672844, 3341055, 4009266, 4220280, 4454740, 5345688, 6682110, 8018532, 8909480, 10023165, 13364220, 16037064, 20046330, 26728440, 40092660, 80185320]

約数ペア:

[(1, 80185320), (2, 40092660), (3, 26728440), (4, 20046330), (5, 16037064), (6, 13364220), (8, 10023165), (9, 8909480), (10, 8018532), (12, 6682110), (15, 5345688), (18, 4454740), (19, 4220280), (20, 4009266), (24, 3341055), (30, 2672844), (36, 2227370), (38, 2110140), (40, 2004633), (45, 1781896), (57, 1406760), (60, 1336422), (72, 1113685), (76, 1055070), (90, 890948), (95, 844056), (114, 703380), (120, 668211), (152, 527535), (171, 468920), (180, 445474), (190, 422028), (228, 351690), (285, 281352), (342, 234460), (360, 222737), (361, 222120), (380, 211014), (456, 175845), (570, 140676), (617, 129960), (684, 117230), (722, 111060), (760, 105507), (855, 93784), (1083, 74040), (1140, 70338), (1234, 64980), (1368, 58615), (1444, 55530), (1710, 46892), (1805, 44424), (1851, 43320), (2166, 37020), (2280, 35169), (2468, 32490), (2888, 27765), (3085, 25992), (3249, 24680), (3420, 23446), (3610, 22212), (3702, 21660), (4332, 18510), (4936, 16245), (5415, 14808), (5553, 14440), (6170, 12996), (6498, 12340), (6840, 11723), (7220, 11106), (7404, 10830), (8664, 9255)]