80060680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 220320000

約数和(自身を除く): 140259320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 101, 133, 140, 149, 152, 190, 202, 266, 280, 298, 380, 404, 505, 532, 596, 665, 707, 745, 760, 808, 1010, 1043, 1064, 1192, 1330, 1414, 1490, 1919, 2020, 2086, 2660, 2828, 2831, 2980, 3535, 3838, 4040, 4172, 5215, 5320, 5656, 5662, 5960, 7070, 7676, 8344, 9595, 10430, 11324, 13433, 14140, 14155, 15049, 15352, 19190, 19817, 20860, 22648, 26866, 28280, 28310, 30098, 38380, 39634, 41720, 53732, 56620, 60196, 67165, 75245, 76760, 79268, 99085, 105343, 107464, 113240, 120392, 134330, 150490, 158536, 198170, 210686, 268660, 285931, 300980, 396340, 421372, 526715, 537320, 571862, 601960, 792680, 842744, 1053430, 1143724, 1429655, 2001517, 2106860, 2287448, 2859310, 4003034, 4213720, 5718620, 8006068, 10007585, 11437240, 16012136, 20015170, 40030340, 80060680]

約数ペア:

[(1, 80060680), (2, 40030340), (4, 20015170), (5, 16012136), (7, 11437240), (8, 10007585), (10, 8006068), (14, 5718620), (19, 4213720), (20, 4003034), (28, 2859310), (35, 2287448), (38, 2106860), (40, 2001517), (56, 1429655), (70, 1143724), (76, 1053430), (95, 842744), (101, 792680), (133, 601960), (140, 571862), (149, 537320), (152, 526715), (190, 421372), (202, 396340), (266, 300980), (280, 285931), (298, 268660), (380, 210686), (404, 198170), (505, 158536), (532, 150490), (596, 134330), (665, 120392), (707, 113240), (745, 107464), (760, 105343), (808, 99085), (1010, 79268), (1043, 76760), (1064, 75245), (1192, 67165), (1330, 60196), (1414, 56620), (1490, 53732), (1919, 41720), (2020, 39634), (2086, 38380), (2660, 30098), (2828, 28310), (2831, 28280), (2980, 26866), (3535, 22648), (3838, 20860), (4040, 19817), (4172, 19190), (5215, 15352), (5320, 15049), (5656, 14155), (5662, 14140), (5960, 13433), (7070, 11324), (7676, 10430), (8344, 9595)]