15705680440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{173}}^1\times {\mathrm{6287}}^1$

素因数の和:6509

約数の個数: 96

約数和(自身を含む): 37517100480

約数和(自身を除く): 21811420040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 173, 190, 346, 361, 380, 692, 722, 760, 865, 1384, 1444, 1730, 1805, 2888, 3287, 3460, 3610, 6287, 6574, 6920, 7220, 12574, 13148, 14440, 16435, 25148, 26296, 31435, 32870, 50296, 62453, 62870, 65740, 119453, 124906, 125740, 131480, 238906, 249812, 251480, 312265, 477812, 499624, 597265, 624530, 955624, 1087651, 1194530, 1249060, 2175302, 2269607, 2389060, 2498120, 4350604, 4539214, 4778120, 5438255, 8701208, 9078428, 10876510, 11348035, 18156856, 20665369, 21753020, 22696070, 41330738, 43506040, 45392140, 82661476, 90784280, 103326845, 165322952, 206653690, 392642011, 413307380, 785284022, 826614760, 1570568044, 1963210055, 3141136088, 3926420110, 7852840220, 15705680440]

約数ペア:

[(1, 15705680440), (2, 7852840220), (4, 3926420110), (5, 3141136088), (8, 1963210055), (10, 1570568044), (19, 826614760), (20, 785284022), (38, 413307380), (40, 392642011), (76, 206653690), (95, 165322952), (152, 103326845), (173, 90784280), (190, 82661476), (346, 45392140), (361, 43506040), (380, 41330738), (692, 22696070), (722, 21753020), (760, 20665369), (865, 18156856), (1384, 11348035), (1444, 10876510), (1730, 9078428), (1805, 8701208), (2888, 5438255), (3287, 4778120), (3460, 4539214), (3610, 4350604), (6287, 2498120), (6574, 2389060), (6920, 2269607), (7220, 2175302), (12574, 1249060), (13148, 1194530), (14440, 1087651), (16435, 955624), (25148, 624530), (26296, 597265), (31435, 499624), (32870, 477812), (50296, 312265), (62453, 251480), (62870, 249812), (65740, 238906), (119453, 131480), (124906, 125740)]