15691901960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{419}}^1\times {\mathrm{2267}}^1$

素因数の和:2763

約数の個数: 128

約数和(自身を含む): 41150592000

約数和(自身を除く): 25458690040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 118, 140, 236, 280, 295, 413, 419, 472, 590, 826, 838, 1180, 1652, 1676, 2065, 2095, 2267, 2360, 2933, 3304, 3352, 4130, 4190, 4534, 5866, 8260, 8380, 9068, 11335, 11732, 14665, 15869, 16520, 16760, 18136, 22670, 23464, 24721, 29330, 31738, 45340, 49442, 58660, 63476, 79345, 90680, 98884, 117320, 123605, 126952, 133753, 158690, 173047, 197768, 247210, 267506, 317380, 346094, 494420, 535012, 634760, 668765, 692188, 865235, 936271, 949873, 988840, 1070024, 1337530, 1384376, 1730470, 1872542, 1899746, 2675060, 3460940, 3745084, 3799492, 4681355, 4749365, 5350120, 6649111, 6921880, 7490168, 7598984, 9362710, 9498730, 13298222, 18725420, 18997460, 26596444, 33245555, 37450840, 37994920, 53192888, 56042507, 66491110, 112085014, 132982220, 224170028, 265964440, 280212535, 392297549, 448340056, 560425070, 784595098, 1120850140, 1569190196, 1961487745, 2241700280, 3138380392, 3922975490, 7845950980, 15691901960]

約数ペア:

[(1, 15691901960), (2, 7845950980), (4, 3922975490), (5, 3138380392), (7, 2241700280), (8, 1961487745), (10, 1569190196), (14, 1120850140), (20, 784595098), (28, 560425070), (35, 448340056), (40, 392297549), (56, 280212535), (59, 265964440), (70, 224170028), (118, 132982220), (140, 112085014), (236, 66491110), (280, 56042507), (295, 53192888), (413, 37994920), (419, 37450840), (472, 33245555), (590, 26596444), (826, 18997460), (838, 18725420), (1180, 13298222), (1652, 9498730), (1676, 9362710), (2065, 7598984), (2095, 7490168), (2267, 6921880), (2360, 6649111), (2933, 5350120), (3304, 4749365), (3352, 4681355), (4130, 3799492), (4190, 3745084), (4534, 3460940), (5866, 2675060), (8260, 1899746), (8380, 1872542), (9068, 1730470), (11335, 1384376), (11732, 1337530), (14665, 1070024), (15869, 988840), (16520, 949873), (16760, 936271), (18136, 865235), (22670, 692188), (23464, 668765), (24721, 634760), (29330, 535012), (31738, 494420), (45340, 346094), (49442, 317380), (58660, 267506), (63476, 247210), (79345, 197768), (90680, 173047), (98884, 158690), (117320, 133753), (123605, 126952)]