51966540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 166333440

約数和(自身を除く): 114366900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 67, 90, 93, 124, 134, 139, 155, 180, 186, 201, 268, 278, 279, 310, 335, 372, 402, 417, 465, 556, 558, 603, 620, 670, 695, 804, 834, 930, 1005, 1116, 1206, 1251, 1340, 1390, 1395, 1668, 1860, 2010, 2077, 2085, 2412, 2502, 2780, 2790, 3015, 4020, 4154, 4170, 4309, 5004, 5580, 6030, 6231, 6255, 8308, 8340, 8618, 9313, 10385, 12060, 12462, 12510, 12927, 17236, 18626, 18693, 20770, 21545, 24924, 25020, 25854, 27939, 31155, 37252, 37386, 38781, 41540, 43090, 46565, 51708, 55878, 62310, 64635, 74772, 77562, 83817, 86180, 93130, 93465, 111756, 124620, 129270, 139695, 155124, 167634, 186260, 186930, 193905, 258540, 279390, 288703, 335268, 373860, 387810, 419085, 558780, 577406, 775620, 838170, 866109, 1154812, 1443515, 1676340, 1732218, 2598327, 2887030, 3464436, 4330545, 5196654, 5774060, 8661090, 10393308, 12991635, 17322180, 25983270, 51966540]

約数ペア:

[(1, 51966540), (2, 25983270), (3, 17322180), (4, 12991635), (5, 10393308), (6, 8661090), (9, 5774060), (10, 5196654), (12, 4330545), (15, 3464436), (18, 2887030), (20, 2598327), (30, 1732218), (31, 1676340), (36, 1443515), (45, 1154812), (60, 866109), (62, 838170), (67, 775620), (90, 577406), (93, 558780), (124, 419085), (134, 387810), (139, 373860), (155, 335268), (180, 288703), (186, 279390), (201, 258540), (268, 193905), (278, 186930), (279, 186260), (310, 167634), (335, 155124), (372, 139695), (402, 129270), (417, 124620), (465, 111756), (556, 93465), (558, 93130), (603, 86180), (620, 83817), (670, 77562), (695, 74772), (804, 64635), (834, 62310), (930, 55878), (1005, 51708), (1116, 46565), (1206, 43090), (1251, 41540), (1340, 38781), (1390, 37386), (1395, 37252), (1668, 31155), (1860, 27939), (2010, 25854), (2077, 25020), (2085, 24924), (2412, 21545), (2502, 20770), (2780, 18693), (2790, 18626), (3015, 17236), (4020, 12927), (4154, 12510), (4170, 12462), (4309, 12060), (5004, 10385), (5580, 9313), (6030, 8618), (6231, 8340), (6255, 8308)]