15170720

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1789}}^1$

素因数の和:1857

約数の個数: 48

約数和(自身を含む): 36537480

約数和(自身を除く): 21366760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 1789, 2120, 3578, 4240, 7156, 8480, 8945, 14312, 17890, 28624, 35780, 57248, 71560, 94817, 143120, 189634, 286240, 379268, 474085, 758536, 948170, 1517072, 1896340, 3034144, 3792680, 7585360, 15170720]

約数ペア:

[(1, 15170720), (2, 7585360), (4, 3792680), (5, 3034144), (8, 1896340), (10, 1517072), (16, 948170), (20, 758536), (32, 474085), (40, 379268), (53, 286240), (80, 189634), (106, 143120), (160, 94817), (212, 71560), (265, 57248), (424, 35780), (530, 28624), (848, 17890), (1060, 14312), (1696, 8945), (1789, 8480), (2120, 7156), (3578, 4240)]