291259008090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{853}}^1\times {\mathrm{3251}}^1$

素因数の和:4509

約数の個数: 128

約数和(自身を含む): 779840006400

約数和(自身を除く): 488580998310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 389, 778, 853, 1167, 1706, 1945, 2334, 2559, 3251, 3501, 3890, 4265, 5118, 5835, 6502, 7002, 7677, 8530, 9753, 10503, 11670, 12795, 15354, 16255, 17505, 19506, 21006, 23031, 25590, 29259, 32510, 35010, 38385, 46062, 48765, 52515, 58518, 76770, 87777, 97530, 105030, 115155, 146295, 175554, 230310, 292590, 331817, 438885, 663634, 877770, 995451, 1264639, 1659085, 1990902, 2529278, 2773103, 2986353, 3318170, 3793917, 4977255, 5546206, 5972706, 6323195, 7587834, 8319309, 8959059, 9954510, 11381751, 12646390, 13865515, 14931765, 16638618, 17918118, 18969585, 22763502, 24957927, 27731030, 29863530, 34145253, 37939170, 41596545, 44795295, 49915854, 56908755, 68290506, 74873781, 83193090, 89590590, 113817510, 124789635, 149747562, 170726265, 249579270, 341452530, 374368905, 748737810, 1078737067, 2157474134, 3236211201, 5393685335, 6472422402, 9708633603, 10787370670, 16181056005, 19417267206, 29125900809, 32362112010, 48543168015, 58251801618, 97086336030, 145629504045, 291259008090]

約数ペア:

[(1, 291259008090), (2, 145629504045), (3, 97086336030), (5, 58251801618), (6, 48543168015), (9, 32362112010), (10, 29125900809), (15, 19417267206), (18, 16181056005), (27, 10787370670), (30, 9708633603), (45, 6472422402), (54, 5393685335), (90, 3236211201), (135, 2157474134), (270, 1078737067), (389, 748737810), (778, 374368905), (853, 341452530), (1167, 249579270), (1706, 170726265), (1945, 149747562), (2334, 124789635), (2559, 113817510), (3251, 89590590), (3501, 83193090), (3890, 74873781), (4265, 68290506), (5118, 56908755), (5835, 49915854), (6502, 44795295), (7002, 41596545), (7677, 37939170), (8530, 34145253), (9753, 29863530), (10503, 27731030), (11670, 24957927), (12795, 22763502), (15354, 18969585), (16255, 17918118), (17505, 16638618), (19506, 14931765), (21006, 13865515), (23031, 12646390), (25590, 11381751), (29259, 9954510), (32510, 8959059), (35010, 8319309), (38385, 7587834), (46062, 6323195), (48765, 5972706), (52515, 5546206), (58518, 4977255), (76770, 3793917), (87777, 3318170), (97530, 2986353), (105030, 2773103), (115155, 2529278), (146295, 1990902), (175554, 1659085), (230310, 1264639), (292590, 995451), (331817, 877770), (438885, 663634)]