729130240

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^2\times {\mathrm{113}}^1$

素因数の和:276

約数の個数: 108

約数和(自身を含む): 1787116212

約数和(自身を除く): 1057985972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 113, 128, 142, 160, 226, 256, 284, 320, 355, 452, 565, 568, 640, 710, 904, 1130, 1136, 1280, 1420, 1808, 2260, 2272, 2840, 3616, 4520, 4544, 5041, 5680, 7232, 8023, 9040, 9088, 10082, 11360, 14464, 16046, 18080, 18176, 20164, 22720, 25205, 28928, 32092, 36160, 40115, 40328, 45440, 50410, 64184, 72320, 80230, 80656, 90880, 100820, 128368, 144640, 160460, 161312, 201640, 256736, 320920, 322624, 403280, 513472, 569633, 641840, 645248, 806560, 1026944, 1139266, 1283680, 1290496, 1613120, 2053888, 2278532, 2567360, 2848165, 3226240, 4557064, 5134720, 5696330, 6452480, 9114128, 10269440, 11392660, 18228256, 22785320, 36456512, 45570640, 72913024, 91141280, 145826048, 182282560, 364565120, 729130240]

約数ペア:

[(1, 729130240), (2, 364565120), (4, 182282560), (5, 145826048), (8, 91141280), (10, 72913024), (16, 45570640), (20, 36456512), (32, 22785320), (40, 18228256), (64, 11392660), (71, 10269440), (80, 9114128), (113, 6452480), (128, 5696330), (142, 5134720), (160, 4557064), (226, 3226240), (256, 2848165), (284, 2567360), (320, 2278532), (355, 2053888), (452, 1613120), (565, 1290496), (568, 1283680), (640, 1139266), (710, 1026944), (904, 806560), (1130, 645248), (1136, 641840), (1280, 569633), (1420, 513472), (1808, 403280), (2260, 322624), (2272, 320920), (2840, 256736), (3616, 201640), (4520, 161312), (4544, 160460), (5041, 144640), (5680, 128368), (7232, 100820), (8023, 90880), (9040, 80656), (9088, 80230), (10082, 72320), (11360, 64184), (14464, 50410), (16046, 45440), (18080, 40328), (18176, 40115), (20164, 36160), (22720, 32092), (25205, 28928)]