15722240

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 38410848

約数和(自身を除く): 22688608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 173, 256, 284, 320, 346, 355, 568, 640, 692, 710, 865, 1136, 1280, 1384, 1420, 1730, 2272, 2768, 2840, 3460, 4544, 5536, 5680, 6920, 9088, 11072, 11360, 12283, 13840, 18176, 22144, 22720, 24566, 27680, 44288, 45440, 49132, 55360, 61415, 90880, 98264, 110720, 122830, 196528, 221440, 245660, 393056, 491320, 786112, 982640, 1572224, 1965280, 3144448, 3930560, 7861120, 15722240]

約数ペア:

[(1, 15722240), (2, 7861120), (4, 3930560), (5, 3144448), (8, 1965280), (10, 1572224), (16, 982640), (20, 786112), (32, 491320), (40, 393056), (64, 245660), (71, 221440), (80, 196528), (128, 122830), (142, 110720), (160, 98264), (173, 90880), (256, 61415), (284, 55360), (320, 49132), (346, 45440), (355, 44288), (568, 27680), (640, 24566), (692, 22720), (710, 22144), (865, 18176), (1136, 13840), (1280, 12283), (1384, 11360), (1420, 11072), (1730, 9088), (2272, 6920), (2768, 5680), (2840, 5536), (3460, 4544)]