72441420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:168

約数の個数: 192

約数和(自身を含む): 232243200

約数和(自身を除く): 159801780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 29, 30, 31, 34, 51, 58, 60, 62, 68, 79, 85, 87, 93, 102, 116, 124, 145, 155, 158, 170, 174, 186, 204, 237, 255, 290, 310, 316, 340, 348, 372, 395, 435, 465, 474, 493, 510, 527, 580, 620, 790, 870, 899, 930, 948, 986, 1020, 1054, 1185, 1343, 1479, 1580, 1581, 1740, 1798, 1860, 1972, 2108, 2291, 2370, 2449, 2465, 2635, 2686, 2697, 2958, 3162, 3596, 4029, 4495, 4582, 4740, 4898, 4930, 5270, 5372, 5394, 5916, 6324, 6715, 6873, 7347, 7395, 7905, 8058, 8990, 9164, 9796, 9860, 10540, 10788, 11455, 12245, 13430, 13485, 13746, 14694, 14790, 15283, 15810, 16116, 17980, 20145, 22910, 24490, 26860, 26970, 27492, 29388, 29580, 30566, 31620, 34365, 36735, 38947, 40290, 41633, 45820, 45849, 48980, 53940, 61132, 68730, 71021, 73470, 76415, 77894, 80580, 83266, 91698, 116841, 124899, 137460, 142042, 146940, 152830, 155788, 166532, 183396, 194735, 208165, 213063, 229245, 233682, 249798, 284084, 305660, 355105, 389470, 416330, 426126, 458490, 467364, 499596, 584205, 624495, 710210, 778940, 832660, 852252, 916980, 1065315, 1168410, 1207357, 1248990, 1420420, 2130630, 2336820, 2414714, 2497980, 3622071, 4261260, 4829428, 6036785, 7244142, 12073570, 14488284, 18110355, 24147140, 36220710, 72441420]

約数ペア:

[(1, 72441420), (2, 36220710), (3, 24147140), (4, 18110355), (5, 14488284), (6, 12073570), (10, 7244142), (12, 6036785), (15, 4829428), (17, 4261260), (20, 3622071), (29, 2497980), (30, 2414714), (31, 2336820), (34, 2130630), (51, 1420420), (58, 1248990), (60, 1207357), (62, 1168410), (68, 1065315), (79, 916980), (85, 852252), (87, 832660), (93, 778940), (102, 710210), (116, 624495), (124, 584205), (145, 499596), (155, 467364), (158, 458490), (170, 426126), (174, 416330), (186, 389470), (204, 355105), (237, 305660), (255, 284084), (290, 249798), (310, 233682), (316, 229245), (340, 213063), (348, 208165), (372, 194735), (395, 183396), (435, 166532), (465, 155788), (474, 152830), (493, 146940), (510, 142042), (527, 137460), (580, 124899), (620, 116841), (790, 91698), (870, 83266), (899, 80580), (930, 77894), (948, 76415), (986, 73470), (1020, 71021), (1054, 68730), (1185, 61132), (1343, 53940), (1479, 48980), (1580, 45849), (1581, 45820), (1740, 41633), (1798, 40290), (1860, 38947), (1972, 36735), (2108, 34365), (2291, 31620), (2370, 30566), (2449, 29580), (2465, 29388), (2635, 27492), (2686, 26970), (2697, 26860), (2958, 24490), (3162, 22910), (3596, 20145), (4029, 17980), (4495, 16116), (4582, 15810), (4740, 15283), (4898, 14790), (4930, 14694), (5270, 13746), (5372, 13485), (5394, 13430), (5916, 12245), (6324, 11455), (6715, 10788), (6873, 10540), (7347, 9860), (7395, 9796), (7905, 9164), (8058, 8990)]