287062020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{227827}}^1$

素因数の和:227849

約数の個数: 72

約数和(自身を含む): 995152704

約数和(自身を除く): 708090684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 227827, 455654, 683481, 911308, 1139135, 1366962, 1594789, 2050443, 2278270, 2733924, 3189578, 3417405, 4100886, 4556540, 4784367, 6379156, 6834810, 7973945, 8201772, 9568734, 10252215, 13669620, 14353101, 15947890, 19137468, 20504430, 23921835, 28706202, 31895780, 41008860, 47843670, 57412404, 71765505, 95687340, 143531010, 287062020]

約数ペア:

[(1, 287062020), (2, 143531010), (3, 95687340), (4, 71765505), (5, 57412404), (6, 47843670), (7, 41008860), (9, 31895780), (10, 28706202), (12, 23921835), (14, 20504430), (15, 19137468), (18, 15947890), (20, 14353101), (21, 13669620), (28, 10252215), (30, 9568734), (35, 8201772), (36, 7973945), (42, 6834810), (45, 6379156), (60, 4784367), (63, 4556540), (70, 4100886), (84, 3417405), (90, 3189578), (105, 2733924), (126, 2278270), (140, 2050443), (180, 1594789), (210, 1366962), (252, 1139135), (315, 911308), (420, 683481), (630, 455654), (1260, 227827)]