1517552920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2003}}^1$

素因数の和:2105

約数の個数: 128

約数和(自身を含む): 3878461440

約数和(自身を除く): 2360908520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 47, 52, 62, 65, 94, 104, 124, 130, 155, 188, 235, 248, 260, 310, 376, 403, 470, 520, 611, 620, 806, 940, 1222, 1240, 1457, 1612, 1880, 2003, 2015, 2444, 2914, 3055, 3224, 4006, 4030, 4888, 5828, 6110, 7285, 8012, 8060, 10015, 11656, 12220, 14570, 16024, 16120, 18941, 20030, 24440, 26039, 29140, 37882, 40060, 52078, 58280, 62093, 75764, 80120, 94141, 94705, 104156, 124186, 130195, 151528, 188282, 189410, 208312, 248372, 260390, 310465, 376564, 378820, 470705, 496744, 520780, 620930, 753128, 757640, 807209, 941410, 1041560, 1223833, 1241860, 1614418, 1882820, 2447666, 2483720, 2918371, 3228836, 3765640, 4036045, 4895332, 5836742, 6119165, 6457672, 8072090, 9790664, 11673484, 12238330, 14591855, 16144180, 23346968, 24476660, 29183710, 32288360, 37938823, 48953320, 58367420, 75877646, 116734840, 151755292, 189694115, 303510584, 379388230, 758776460, 1517552920]

約数ペア:

[(1, 1517552920), (2, 758776460), (4, 379388230), (5, 303510584), (8, 189694115), (10, 151755292), (13, 116734840), (20, 75877646), (26, 58367420), (31, 48953320), (40, 37938823), (47, 32288360), (52, 29183710), (62, 24476660), (65, 23346968), (94, 16144180), (104, 14591855), (124, 12238330), (130, 11673484), (155, 9790664), (188, 8072090), (235, 6457672), (248, 6119165), (260, 5836742), (310, 4895332), (376, 4036045), (403, 3765640), (470, 3228836), (520, 2918371), (611, 2483720), (620, 2447666), (806, 1882820), (940, 1614418), (1222, 1241860), (1240, 1223833), (1457, 1041560), (1612, 941410), (1880, 807209), (2003, 757640), (2015, 753128), (2444, 620930), (2914, 520780), (3055, 496744), (3224, 470705), (4006, 378820), (4030, 376564), (4888, 310465), (5828, 260390), (6110, 248372), (7285, 208312), (8012, 189410), (8060, 188282), (10015, 151528), (11656, 130195), (12220, 124186), (14570, 104156), (16024, 94705), (16120, 94141), (18941, 80120), (20030, 75764), (24440, 62093), (26039, 58280), (29140, 52078), (37882, 40060)]