289199930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{863}}^1$

素因数の和:971

約数の個数: 64

約数和(自身を含む): 573308928

約数和(自身を除く): 284108998

約数列:

[1, 2, 5, 10, 23, 31, 46, 47, 62, 94, 115, 155, 230, 235, 310, 470, 713, 863, 1081, 1426, 1457, 1726, 2162, 2914, 3565, 4315, 5405, 7130, 7285, 8630, 10810, 14570, 19849, 26753, 33511, 39698, 40561, 53506, 67022, 81122, 99245, 133765, 167555, 198490, 202805, 267530, 335110, 405610, 615319, 932903, 1230638, 1257391, 1865806, 2514782, 3076595, 4664515, 6153190, 6286955, 9329030, 12573910, 28919993, 57839986, 144599965, 289199930]

約数ペア:

[(1, 289199930), (2, 144599965), (5, 57839986), (10, 28919993), (23, 12573910), (31, 9329030), (46, 6286955), (47, 6153190), (62, 4664515), (94, 3076595), (115, 2514782), (155, 1865806), (230, 1257391), (235, 1230638), (310, 932903), (470, 615319), (713, 405610), (863, 335110), (1081, 267530), (1426, 202805), (1457, 198490), (1726, 167555), (2162, 133765), (2914, 99245), (3565, 81122), (4315, 67022), (5405, 53506), (7130, 40561), (7285, 39698), (8630, 33511), (10810, 26753), (14570, 19849)]