121257240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4091}}^1$

素因数の和:4137

約数の個数: 128

約数和(自身を含む): 412473600

約数和(自身を除く): 291216360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2964, 3705, 4091, 4940, 5928, 7410, 8182, 9880, 12273, 14820, 16364, 20455, 24546, 29640, 32728, 40910, 49092, 53183, 61365, 77729, 81820, 98184, 106366, 122730, 155458, 159549, 163640, 212732, 233187, 245460, 265915, 310916, 319098, 388645, 425464, 466374, 490920, 531830, 621832, 638196, 777290, 797745, 932748, 1010477, 1063660, 1165935, 1276392, 1554580, 1595490, 1865496, 2020954, 2127320, 2331870, 3031431, 3109160, 3190980, 4041908, 4663740, 5052385, 6062862, 6381960, 8083816, 9327480, 10104770, 12125724, 15157155, 20209540, 24251448, 30314310, 40419080, 60628620, 121257240]

約数ペア:

[(1, 121257240), (2, 60628620), (3, 40419080), (4, 30314310), (5, 24251448), (6, 20209540), (8, 15157155), (10, 12125724), (12, 10104770), (13, 9327480), (15, 8083816), (19, 6381960), (20, 6062862), (24, 5052385), (26, 4663740), (30, 4041908), (38, 3190980), (39, 3109160), (40, 3031431), (52, 2331870), (57, 2127320), (60, 2020954), (65, 1865496), (76, 1595490), (78, 1554580), (95, 1276392), (104, 1165935), (114, 1063660), (120, 1010477), (130, 932748), (152, 797745), (156, 777290), (190, 638196), (195, 621832), (228, 531830), (247, 490920), (260, 466374), (285, 425464), (312, 388645), (380, 319098), (390, 310916), (456, 265915), (494, 245460), (520, 233187), (570, 212732), (741, 163640), (760, 159549), (780, 155458), (988, 122730), (1140, 106366), (1235, 98184), (1482, 81820), (1560, 77729), (1976, 61365), (2280, 53183), (2470, 49092), (2964, 40910), (3705, 32728), (4091, 29640), (4940, 24546), (5928, 20455), (7410, 16364), (8182, 14820), (9880, 12273)]