161173740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4217}}^1$

素因数の和:4256

約数の個数: 144

約数和(自身を含む): 565481952

約数和(自身を除く): 404308212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 4217, 5460, 6370, 7644, 8434, 9555, 12651, 12740, 16868, 19110, 21085, 25302, 29519, 38220, 42170, 50604, 54821, 59038, 63255, 84340, 88557, 109642, 118076, 126510, 147595, 164463, 177114, 206633, 219284, 253020, 274105, 295190, 328926, 354228, 383747, 413266, 442785, 548210, 590380, 619899, 657852, 767494, 822315, 826532, 885570, 1033165, 1096420, 1151241, 1239798, 1534988, 1644630, 1771140, 1918735, 2066330, 2302482, 2479596, 2686229, 3099495, 3289260, 3837470, 4132660, 4604964, 5372458, 5756205, 6198990, 7674940, 8058687, 10744916, 11512410, 12397980, 13431145, 16117374, 23024820, 26862290, 32234748, 40293435, 53724580, 80586870, 161173740]

約数ペア:

[(1, 161173740), (2, 80586870), (3, 53724580), (4, 40293435), (5, 32234748), (6, 26862290), (7, 23024820), (10, 16117374), (12, 13431145), (13, 12397980), (14, 11512410), (15, 10744916), (20, 8058687), (21, 7674940), (26, 6198990), (28, 5756205), (30, 5372458), (35, 4604964), (39, 4132660), (42, 3837470), (49, 3289260), (52, 3099495), (60, 2686229), (65, 2479596), (70, 2302482), (78, 2066330), (84, 1918735), (91, 1771140), (98, 1644630), (105, 1534988), (130, 1239798), (140, 1151241), (147, 1096420), (156, 1033165), (182, 885570), (195, 826532), (196, 822315), (210, 767494), (245, 657852), (260, 619899), (273, 590380), (294, 548210), (364, 442785), (390, 413266), (420, 383747), (455, 354228), (490, 328926), (546, 295190), (588, 274105), (637, 253020), (735, 219284), (780, 206633), (910, 177114), (980, 164463), (1092, 147595), (1274, 126510), (1365, 118076), (1470, 109642), (1820, 88557), (1911, 84340), (2548, 63255), (2730, 59038), (2940, 54821), (3185, 50604), (3822, 42170), (4217, 38220), (5460, 29519), (6370, 25302), (7644, 21085), (8434, 19110), (9555, 16868), (12651, 12740)]