2851560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{89}}^2$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 9372870

約数和(自身を除く): 6521310

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 89, 90, 120, 178, 180, 267, 356, 360, 445, 534, 712, 801, 890, 1068, 1335, 1602, 1780, 2136, 2670, 3204, 3560, 4005, 5340, 6408, 7921, 8010, 10680, 15842, 16020, 23763, 31684, 32040, 39605, 47526, 63368, 71289, 79210, 95052, 118815, 142578, 158420, 190104, 237630, 285156, 316840, 356445, 475260, 570312, 712890, 950520, 1425780, 2851560]

約数ペア:

[(1, 2851560), (2, 1425780), (3, 950520), (4, 712890), (5, 570312), (6, 475260), (8, 356445), (9, 316840), (10, 285156), (12, 237630), (15, 190104), (18, 158420), (20, 142578), (24, 118815), (30, 95052), (36, 79210), (40, 71289), (45, 63368), (60, 47526), (72, 39605), (89, 32040), (90, 31684), (120, 23763), (178, 16020), (180, 15842), (267, 10680), (356, 8010), (360, 7921), (445, 6408), (534, 5340), (712, 4005), (801, 3560), (890, 3204), (1068, 2670), (1335, 2136), (1602, 1780)]