31090320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1489}}^1$

素因数の和:1537

約数の個数: 120

約数和(自身を含む): 108084600

約数和(自身を除く): 76994280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 1044, 1160, 1305, 1392, 1489, 1740, 2088, 2320, 2610, 2978, 3480, 4176, 4467, 5220, 5956, 6960, 7445, 8934, 10440, 11912, 13401, 14890, 17868, 20880, 22335, 23824, 26802, 29780, 35736, 43181, 44670, 53604, 59560, 67005, 71472, 86362, 89340, 107208, 119120, 129543, 134010, 172724, 178680, 214416, 215905, 259086, 268020, 345448, 357360, 388629, 431810, 518172, 536040, 647715, 690896, 777258, 863620, 1036344, 1072080, 1295430, 1554516, 1727240, 1943145, 2072688, 2590860, 3109032, 3454480, 3886290, 5181720, 6218064, 7772580, 10363440, 15545160, 31090320]

約数ペア:

[(1, 31090320), (2, 15545160), (3, 10363440), (4, 7772580), (5, 6218064), (6, 5181720), (8, 3886290), (9, 3454480), (10, 3109032), (12, 2590860), (15, 2072688), (16, 1943145), (18, 1727240), (20, 1554516), (24, 1295430), (29, 1072080), (30, 1036344), (36, 863620), (40, 777258), (45, 690896), (48, 647715), (58, 536040), (60, 518172), (72, 431810), (80, 388629), (87, 357360), (90, 345448), (116, 268020), (120, 259086), (144, 215905), (145, 214416), (174, 178680), (180, 172724), (232, 134010), (240, 129543), (261, 119120), (290, 107208), (348, 89340), (360, 86362), (435, 71472), (464, 67005), (522, 59560), (580, 53604), (696, 44670), (720, 43181), (870, 35736), (1044, 29780), (1160, 26802), (1305, 23824), (1392, 22335), (1489, 20880), (1740, 17868), (2088, 14890), (2320, 13401), (2610, 11912), (2978, 10440), (3480, 8934), (4176, 7445), (4467, 6960), (5220, 5956)]