15881424

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:876

約数の個数: 80

約数和(自身を含む): 45663744

約数和(自身を除く): 29782320

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 821, 1209, 1488, 1612, 1642, 2418, 2463, 3224, 3284, 4836, 4926, 6448, 6568, 9672, 9852, 10673, 13136, 19344, 19704, 21346, 25451, 32019, 39408, 42692, 50902, 64038, 76353, 85384, 101804, 128076, 152706, 170768, 203608, 256152, 305412, 330863, 407216, 512304, 610824, 661726, 992589, 1221648, 1323452, 1985178, 2646904, 3970356, 5293808, 7940712, 15881424]

約数ペア:

[(1, 15881424), (2, 7940712), (3, 5293808), (4, 3970356), (6, 2646904), (8, 1985178), (12, 1323452), (13, 1221648), (16, 992589), (24, 661726), (26, 610824), (31, 512304), (39, 407216), (48, 330863), (52, 305412), (62, 256152), (78, 203608), (93, 170768), (104, 152706), (124, 128076), (156, 101804), (186, 85384), (208, 76353), (248, 64038), (312, 50902), (372, 42692), (403, 39408), (496, 32019), (624, 25451), (744, 21346), (806, 19704), (821, 19344), (1209, 13136), (1488, 10673), (1612, 9852), (1642, 9672), (2418, 6568), (2463, 6448), (3224, 4926), (3284, 4836)]