80512561980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{427213}}^1$

素因数の和:427580

約数の個数: 96

約数和(自身を含む): 251201832000

約数和(自身を除く): 170689270020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 349, 540, 698, 1047, 1396, 1745, 2094, 3141, 3490, 4188, 5235, 6282, 6980, 9423, 10470, 12564, 15705, 18846, 20940, 31410, 37692, 47115, 62820, 94230, 188460, 427213, 854426, 1281639, 1708852, 2136065, 2563278, 3844917, 4272130, 5126556, 6408195, 7689834, 8544260, 11534751, 12816390, 15379668, 19224585, 23069502, 25632780, 38449170, 46139004, 57673755, 76898340, 115347510, 149097337, 230695020, 298194674, 447292011, 596389348, 745486685, 894584022, 1341876033, 1490973370, 1789168044, 2236460055, 2683752066, 2981946740, 4025628099, 4472920110, 5367504132, 6709380165, 8051256198, 8945840220, 13418760330, 16102512396, 20128140495, 26837520660, 40256280990, 80512561980]

約数ペア:

[(1, 80512561980), (2, 40256280990), (3, 26837520660), (4, 20128140495), (5, 16102512396), (6, 13418760330), (9, 8945840220), (10, 8051256198), (12, 6709380165), (15, 5367504132), (18, 4472920110), (20, 4025628099), (27, 2981946740), (30, 2683752066), (36, 2236460055), (45, 1789168044), (54, 1490973370), (60, 1341876033), (90, 894584022), (108, 745486685), (135, 596389348), (180, 447292011), (270, 298194674), (349, 230695020), (540, 149097337), (698, 115347510), (1047, 76898340), (1396, 57673755), (1745, 46139004), (2094, 38449170), (3141, 25632780), (3490, 23069502), (4188, 19224585), (5235, 15379668), (6282, 12816390), (6980, 11534751), (9423, 8544260), (10470, 7689834), (12564, 6408195), (15705, 5126556), (18846, 4272130), (20940, 3844917), (31410, 2563278), (37692, 2136065), (47115, 1708852), (62820, 1281639), (94230, 854426), (188460, 427213)]