149921360

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1381}}^1$

素因数の和:1476

約数の個数: 80

約数和(自身を含む): 370154880

約数和(自身を除く): 220233520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 59, 80, 92, 115, 118, 184, 230, 236, 295, 368, 460, 472, 590, 920, 944, 1180, 1357, 1381, 1840, 2360, 2714, 2762, 4720, 5428, 5524, 6785, 6905, 10856, 11048, 13570, 13810, 21712, 22096, 27140, 27620, 31763, 54280, 55240, 63526, 81479, 108560, 110480, 127052, 158815, 162958, 254104, 317630, 325916, 407395, 508208, 635260, 651832, 814790, 1270520, 1303664, 1629580, 1874017, 2541040, 3259160, 3748034, 6518320, 7496068, 9370085, 14992136, 18740170, 29984272, 37480340, 74960680, 149921360]

約数ペア:

[(1, 149921360), (2, 74960680), (4, 37480340), (5, 29984272), (8, 18740170), (10, 14992136), (16, 9370085), (20, 7496068), (23, 6518320), (40, 3748034), (46, 3259160), (59, 2541040), (80, 1874017), (92, 1629580), (115, 1303664), (118, 1270520), (184, 814790), (230, 651832), (236, 635260), (295, 508208), (368, 407395), (460, 325916), (472, 317630), (590, 254104), (920, 162958), (944, 158815), (1180, 127052), (1357, 110480), (1381, 108560), (1840, 81479), (2360, 63526), (2714, 55240), (2762, 54280), (4720, 31763), (5428, 27620), (5524, 27140), (6785, 22096), (6905, 21712), (10856, 13810), (11048, 13570)]