12781080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2731}}^1$

素因数の和:2761

約数の個数: 96

約数和(自身を含む): 44750160

約数和(自身を除く): 31969080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 2731, 4680, 5462, 8193, 10924, 13655, 16386, 21848, 24579, 27310, 32772, 35503, 40965, 49158, 54620, 65544, 71006, 81930, 98316, 106509, 109240, 122895, 142012, 163860, 177515, 196632, 213018, 245790, 284024, 319527, 327720, 355030, 426036, 491580, 532545, 639054, 710060, 852072, 983160, 1065090, 1278108, 1420120, 1597635, 2130180, 2556216, 3195270, 4260360, 6390540, 12781080]

約数ペア:

[(1, 12781080), (2, 6390540), (3, 4260360), (4, 3195270), (5, 2556216), (6, 2130180), (8, 1597635), (9, 1420120), (10, 1278108), (12, 1065090), (13, 983160), (15, 852072), (18, 710060), (20, 639054), (24, 532545), (26, 491580), (30, 426036), (36, 355030), (39, 327720), (40, 319527), (45, 284024), (52, 245790), (60, 213018), (65, 196632), (72, 177515), (78, 163860), (90, 142012), (104, 122895), (117, 109240), (120, 106509), (130, 98316), (156, 81930), (180, 71006), (195, 65544), (234, 54620), (260, 49158), (312, 40965), (360, 35503), (390, 32772), (468, 27310), (520, 24579), (585, 21848), (780, 16386), (936, 13655), (1170, 10924), (1560, 8193), (2340, 5462), (2731, 4680)]