490033040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{3229}}^1$

素因数の和:3520

約数の個数: 80

約数和(自身を含む): 1307297280

約数和(自身を除く): 817264240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 271, 280, 542, 560, 1084, 1355, 1897, 2168, 2710, 3229, 3794, 4336, 5420, 6458, 7588, 9485, 10840, 12916, 15176, 16145, 18970, 21680, 22603, 25832, 30352, 32290, 37940, 45206, 51664, 64580, 75880, 90412, 113015, 129160, 151760, 180824, 226030, 258320, 361648, 452060, 875059, 904120, 1750118, 1808240, 3500236, 4375295, 6125413, 7000472, 8750590, 12250826, 14000944, 17501180, 24501652, 30627065, 35002360, 49003304, 61254130, 70004720, 98006608, 122508260, 245016520, 490033040]

約数ペア:

[(1, 490033040), (2, 245016520), (4, 122508260), (5, 98006608), (7, 70004720), (8, 61254130), (10, 49003304), (14, 35002360), (16, 30627065), (20, 24501652), (28, 17501180), (35, 14000944), (40, 12250826), (56, 8750590), (70, 7000472), (80, 6125413), (112, 4375295), (140, 3500236), (271, 1808240), (280, 1750118), (542, 904120), (560, 875059), (1084, 452060), (1355, 361648), (1897, 258320), (2168, 226030), (2710, 180824), (3229, 151760), (3794, 129160), (4336, 113015), (5420, 90412), (6458, 75880), (7588, 64580), (9485, 51664), (10840, 45206), (12916, 37940), (15176, 32290), (16145, 30352), (18970, 25832), (21680, 22603)]