856290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:123

約数の個数: 64

約数和(自身を含む): 2301696

約数和(自身を除く): 1445406

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 73, 85, 102, 115, 138, 146, 170, 219, 230, 255, 345, 365, 391, 438, 510, 690, 730, 782, 1095, 1173, 1241, 1679, 1955, 2190, 2346, 2482, 3358, 3723, 3910, 5037, 5865, 6205, 7446, 8395, 10074, 11730, 12410, 16790, 18615, 25185, 28543, 37230, 50370, 57086, 85629, 142715, 171258, 285430, 428145, 856290]

約数ペア:

[(1, 856290), (2, 428145), (3, 285430), (5, 171258), (6, 142715), (10, 85629), (15, 57086), (17, 50370), (23, 37230), (30, 28543), (34, 25185), (46, 18615), (51, 16790), (69, 12410), (73, 11730), (85, 10074), (102, 8395), (115, 7446), (138, 6205), (146, 5865), (170, 5037), (219, 3910), (230, 3723), (255, 3358), (345, 2482), (365, 2346), (391, 2190), (438, 1955), (510, 1679), (690, 1241), (730, 1173), (782, 1095)]