15874480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 80

約数和(自身を含む): 39354624

約数和(自身を除く): 23480144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 173, 185, 248, 296, 310, 346, 370, 496, 592, 620, 692, 740, 865, 1147, 1240, 1384, 1480, 1730, 2294, 2480, 2768, 2960, 3460, 4588, 5363, 5735, 6401, 6920, 9176, 10726, 11470, 12802, 13840, 18352, 21452, 22940, 25604, 26815, 32005, 42904, 45880, 51208, 53630, 64010, 85808, 91760, 102416, 107260, 128020, 198431, 214520, 256040, 396862, 429040, 512080, 793724, 992155, 1587448, 1984310, 3174896, 3968620, 7937240, 15874480]

約数ペア:

[(1, 15874480), (2, 7937240), (4, 3968620), (5, 3174896), (8, 1984310), (10, 1587448), (16, 992155), (20, 793724), (31, 512080), (37, 429040), (40, 396862), (62, 256040), (74, 214520), (80, 198431), (124, 128020), (148, 107260), (155, 102416), (173, 91760), (185, 85808), (248, 64010), (296, 53630), (310, 51208), (346, 45880), (370, 42904), (496, 32005), (592, 26815), (620, 25604), (692, 22940), (740, 21452), (865, 18352), (1147, 13840), (1240, 12802), (1384, 11470), (1480, 10726), (1730, 9176), (2294, 6920), (2480, 6401), (2768, 5735), (2960, 5363), (3460, 4588)]