8519940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:370

約数の個数: 144

約数和(自身を含む): 30453696

約数和(自身を除く): 21933756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 331, 390, 396, 429, 468, 495, 572, 585, 660, 662, 715, 780, 858, 990, 993, 1170, 1287, 1324, 1430, 1655, 1716, 1980, 1986, 2145, 2340, 2574, 2860, 2979, 3310, 3641, 3972, 4290, 4303, 4965, 5148, 5958, 6435, 6620, 7282, 8580, 8606, 9930, 10923, 11916, 12870, 12909, 14564, 14895, 17212, 18205, 19860, 21515, 21846, 25740, 25818, 29790, 32769, 36410, 38727, 43030, 43692, 47333, 51636, 54615, 59580, 64545, 65538, 72820, 77454, 86060, 94666, 109230, 129090, 131076, 141999, 154908, 163845, 189332, 193635, 218460, 236665, 258180, 283998, 327690, 387270, 425997, 473330, 567996, 655380, 709995, 774540, 851994, 946660, 1419990, 1703988, 2129985, 2839980, 4259970, 8519940]

約数ペア:

[(1, 8519940), (2, 4259970), (3, 2839980), (4, 2129985), (5, 1703988), (6, 1419990), (9, 946660), (10, 851994), (11, 774540), (12, 709995), (13, 655380), (15, 567996), (18, 473330), (20, 425997), (22, 387270), (26, 327690), (30, 283998), (33, 258180), (36, 236665), (39, 218460), (44, 193635), (45, 189332), (52, 163845), (55, 154908), (60, 141999), (65, 131076), (66, 129090), (78, 109230), (90, 94666), (99, 86060), (110, 77454), (117, 72820), (130, 65538), (132, 64545), (143, 59580), (156, 54615), (165, 51636), (180, 47333), (195, 43692), (198, 43030), (220, 38727), (234, 36410), (260, 32769), (286, 29790), (330, 25818), (331, 25740), (390, 21846), (396, 21515), (429, 19860), (468, 18205), (495, 17212), (572, 14895), (585, 14564), (660, 12909), (662, 12870), (715, 11916), (780, 10923), (858, 9930), (990, 8606), (993, 8580), (1170, 7282), (1287, 6620), (1324, 6435), (1430, 5958), (1655, 5148), (1716, 4965), (1980, 4303), (1986, 4290), (2145, 3972), (2340, 3641), (2574, 3310), (2860, 2979)]