90977320

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:400

約数の個数: 128

約数和(自身を含む): 252000000

約数和(自身を除く): 161022680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 133, 140, 152, 190, 196, 245, 266, 280, 343, 349, 380, 392, 490, 532, 665, 686, 698, 760, 931, 980, 1064, 1330, 1372, 1396, 1715, 1745, 1862, 1960, 2443, 2660, 2744, 2792, 3430, 3490, 3724, 4655, 4886, 5320, 6517, 6631, 6860, 6980, 7448, 9310, 9772, 12215, 13034, 13262, 13720, 13960, 17101, 18620, 19544, 24430, 26068, 26524, 32585, 33155, 34202, 37240, 46417, 48860, 52136, 53048, 65170, 66310, 68404, 85505, 92834, 97720, 119707, 130340, 132620, 136808, 171010, 185668, 232085, 239414, 260680, 265240, 324919, 342020, 371336, 464170, 478828, 598535, 649838, 684040, 928340, 957656, 1197070, 1299676, 1624595, 1856680, 2274433, 2394140, 2599352, 3249190, 4548866, 4788280, 6498380, 9097732, 11372165, 12996760, 18195464, 22744330, 45488660, 90977320]

約数ペア:

[(1, 90977320), (2, 45488660), (4, 22744330), (5, 18195464), (7, 12996760), (8, 11372165), (10, 9097732), (14, 6498380), (19, 4788280), (20, 4548866), (28, 3249190), (35, 2599352), (38, 2394140), (40, 2274433), (49, 1856680), (56, 1624595), (70, 1299676), (76, 1197070), (95, 957656), (98, 928340), (133, 684040), (140, 649838), (152, 598535), (190, 478828), (196, 464170), (245, 371336), (266, 342020), (280, 324919), (343, 265240), (349, 260680), (380, 239414), (392, 232085), (490, 185668), (532, 171010), (665, 136808), (686, 132620), (698, 130340), (760, 119707), (931, 97720), (980, 92834), (1064, 85505), (1330, 68404), (1372, 66310), (1396, 65170), (1715, 53048), (1745, 52136), (1862, 48860), (1960, 46417), (2443, 37240), (2660, 34202), (2744, 33155), (2792, 32585), (3430, 26524), (3490, 26068), (3724, 24430), (4655, 19544), (4886, 18620), (5320, 17101), (6517, 13960), (6631, 13720), (6860, 13262), (6980, 13034), (7448, 12215), (9310, 9772)]