15696540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 51367680

約数和(自身を除く): 35671140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 31, 36, 45, 58, 60, 62, 87, 90, 93, 97, 116, 124, 145, 155, 174, 180, 186, 194, 261, 279, 290, 291, 310, 348, 372, 388, 435, 465, 485, 522, 558, 580, 582, 620, 870, 873, 899, 930, 970, 1044, 1116, 1164, 1305, 1395, 1455, 1740, 1746, 1798, 1860, 1940, 2610, 2697, 2790, 2813, 2910, 3007, 3492, 3596, 4365, 4495, 5220, 5394, 5580, 5626, 5820, 6014, 8091, 8439, 8730, 8990, 9021, 10788, 11252, 12028, 13485, 14065, 15035, 16182, 16878, 17460, 17980, 18042, 25317, 26970, 27063, 28130, 30070, 32364, 33756, 36084, 40455, 42195, 45105, 50634, 53940, 54126, 56260, 60140, 80910, 84390, 87203, 90210, 101268, 108252, 126585, 135315, 161820, 168780, 174406, 180420, 253170, 261609, 270630, 348812, 436015, 506340, 523218, 541260, 784827, 872030, 1046436, 1308045, 1569654, 1744060, 2616090, 3139308, 3924135, 5232180, 7848270, 15696540]

約数ペア:

[(1, 15696540), (2, 7848270), (3, 5232180), (4, 3924135), (5, 3139308), (6, 2616090), (9, 1744060), (10, 1569654), (12, 1308045), (15, 1046436), (18, 872030), (20, 784827), (29, 541260), (30, 523218), (31, 506340), (36, 436015), (45, 348812), (58, 270630), (60, 261609), (62, 253170), (87, 180420), (90, 174406), (93, 168780), (97, 161820), (116, 135315), (124, 126585), (145, 108252), (155, 101268), (174, 90210), (180, 87203), (186, 84390), (194, 80910), (261, 60140), (279, 56260), (290, 54126), (291, 53940), (310, 50634), (348, 45105), (372, 42195), (388, 40455), (435, 36084), (465, 33756), (485, 32364), (522, 30070), (558, 28130), (580, 27063), (582, 26970), (620, 25317), (870, 18042), (873, 17980), (899, 17460), (930, 16878), (970, 16182), (1044, 15035), (1116, 14065), (1164, 13485), (1305, 12028), (1395, 11252), (1455, 10788), (1740, 9021), (1746, 8990), (1798, 8730), (1860, 8439), (1940, 8091), (2610, 6014), (2697, 5820), (2790, 5626), (2813, 5580), (2910, 5394), (3007, 5220), (3492, 4495), (3596, 4365)]