488831280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{290971}}^1$

素因数の和:290994

約数の個数: 80

約数和(自身を含む): 1731865344

約数和(自身を除く): 1243034064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 290971, 581942, 872913, 1163884, 1454855, 1745826, 2036797, 2327768, 2909710, 3491652, 4073594, 4364565, 4655536, 5819420, 6110391, 6983304, 8147188, 8729130, 10183985, 11638840, 12220782, 13966608, 16294376, 17458260, 20367970, 23277680, 24441564, 30551955, 32588752, 34916520, 40735940, 48883128, 61103910, 69833040, 81471880, 97766256, 122207820, 162943760, 244415640, 488831280]

約数ペア:

[(1, 488831280), (2, 244415640), (3, 162943760), (4, 122207820), (5, 97766256), (6, 81471880), (7, 69833040), (8, 61103910), (10, 48883128), (12, 40735940), (14, 34916520), (15, 32588752), (16, 30551955), (20, 24441564), (21, 23277680), (24, 20367970), (28, 17458260), (30, 16294376), (35, 13966608), (40, 12220782), (42, 11638840), (48, 10183985), (56, 8729130), (60, 8147188), (70, 6983304), (80, 6110391), (84, 5819420), (105, 4655536), (112, 4364565), (120, 4073594), (140, 3491652), (168, 2909710), (210, 2327768), (240, 2036797), (280, 1745826), (336, 1454855), (420, 1163884), (560, 872913), (840, 581942), (1680, 290971)]