153980320

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{409}}^1$

素因数の和:618

約数の個数: 96

約数和(自身を含む): 394889040

約数和(自身を除く): 240908720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 181, 208, 260, 362, 409, 416, 520, 724, 818, 905, 1040, 1448, 1636, 1810, 2045, 2080, 2353, 2896, 3272, 3620, 4090, 4706, 5317, 5792, 6544, 7240, 8180, 9412, 10634, 11765, 13088, 14480, 16360, 18824, 21268, 23530, 26585, 28960, 32720, 37648, 42536, 47060, 53170, 65440, 74029, 75296, 85072, 94120, 106340, 148058, 170144, 188240, 212680, 296116, 370145, 376480, 425360, 592232, 740290, 850720, 962377, 1184464, 1480580, 1924754, 2368928, 2961160, 3849508, 4811885, 5922320, 7699016, 9623770, 11844640, 15398032, 19247540, 30796064, 38495080, 76990160, 153980320]

約数ペア:

[(1, 153980320), (2, 76990160), (4, 38495080), (5, 30796064), (8, 19247540), (10, 15398032), (13, 11844640), (16, 9623770), (20, 7699016), (26, 5922320), (32, 4811885), (40, 3849508), (52, 2961160), (65, 2368928), (80, 1924754), (104, 1480580), (130, 1184464), (160, 962377), (181, 850720), (208, 740290), (260, 592232), (362, 425360), (409, 376480), (416, 370145), (520, 296116), (724, 212680), (818, 188240), (905, 170144), (1040, 148058), (1448, 106340), (1636, 94120), (1810, 85072), (2045, 75296), (2080, 74029), (2353, 65440), (2896, 53170), (3272, 47060), (3620, 42536), (4090, 37648), (4706, 32720), (5317, 28960), (5792, 26585), (6544, 23530), (7240, 21268), (8180, 18824), (9412, 16360), (10634, 14480), (11765, 13088)]