161894772

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11159}}^1$

素因数の和:11213

約数の個数: 72

約数和(自身を含む): 454970880

約数和(自身を除く): 293076108

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 11159, 14508, 22318, 33477, 44636, 66954, 100431, 133908, 145067, 200862, 290134, 345929, 401724, 435201, 580268, 691858, 870402, 1037787, 1305603, 1383716, 1740804, 2075574, 2611206, 3113361, 4151148, 4497077, 5222412, 6226722, 8994154, 12453444, 13491231, 17988308, 26982462, 40473693, 53964924, 80947386, 161894772]

約数ペア:

[(1, 161894772), (2, 80947386), (3, 53964924), (4, 40473693), (6, 26982462), (9, 17988308), (12, 13491231), (13, 12453444), (18, 8994154), (26, 6226722), (31, 5222412), (36, 4497077), (39, 4151148), (52, 3113361), (62, 2611206), (78, 2075574), (93, 1740804), (117, 1383716), (124, 1305603), (156, 1037787), (186, 870402), (234, 691858), (279, 580268), (372, 435201), (403, 401724), (468, 345929), (558, 290134), (806, 200862), (1116, 145067), (1209, 133908), (1612, 100431), (2418, 66954), (3627, 44636), (4836, 33477), (7254, 22318), (11159, 14508)]