918304880

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{1879}}^1$

素因数の和:2082

約数の個数: 80

約数和(自身を含む): 2202984000

約数和(自身を除く): 1284679120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 149, 164, 205, 298, 328, 410, 596, 656, 745, 820, 1192, 1490, 1640, 1879, 2384, 2980, 3280, 3758, 5960, 6109, 7516, 9395, 11920, 12218, 15032, 18790, 24436, 30064, 30545, 37580, 48872, 61090, 75160, 77039, 97744, 122180, 150320, 154078, 244360, 279971, 308156, 385195, 488720, 559942, 616312, 770390, 1119884, 1232624, 1399855, 1540780, 2239768, 2799710, 3081560, 4479536, 5599420, 6163120, 11198840, 11478811, 22397680, 22957622, 45915244, 57394055, 91830488, 114788110, 183660976, 229576220, 459152440, 918304880]

約数ペア:

[(1, 918304880), (2, 459152440), (4, 229576220), (5, 183660976), (8, 114788110), (10, 91830488), (16, 57394055), (20, 45915244), (40, 22957622), (41, 22397680), (80, 11478811), (82, 11198840), (149, 6163120), (164, 5599420), (205, 4479536), (298, 3081560), (328, 2799710), (410, 2239768), (596, 1540780), (656, 1399855), (745, 1232624), (820, 1119884), (1192, 770390), (1490, 616312), (1640, 559942), (1879, 488720), (2384, 385195), (2980, 308156), (3280, 279971), (3758, 244360), (5960, 154078), (6109, 150320), (7516, 122180), (9395, 97744), (11920, 77039), (12218, 75160), (15032, 61090), (18790, 48872), (24436, 37580), (30064, 30545)]