2649420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 8255520

約数和(自身を除く): 5606100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 359, 369, 410, 492, 615, 718, 738, 820, 1077, 1230, 1436, 1476, 1795, 1845, 2154, 2460, 3231, 3590, 3690, 4308, 5385, 6462, 7180, 7380, 10770, 12924, 14719, 16155, 21540, 29438, 32310, 44157, 58876, 64620, 73595, 88314, 132471, 147190, 176628, 220785, 264942, 294380, 441570, 529884, 662355, 883140, 1324710, 2649420]

約数ペア:

[(1, 2649420), (2, 1324710), (3, 883140), (4, 662355), (5, 529884), (6, 441570), (9, 294380), (10, 264942), (12, 220785), (15, 176628), (18, 147190), (20, 132471), (30, 88314), (36, 73595), (41, 64620), (45, 58876), (60, 44157), (82, 32310), (90, 29438), (123, 21540), (164, 16155), (180, 14719), (205, 12924), (246, 10770), (359, 7380), (369, 7180), (410, 6462), (492, 5385), (615, 4308), (718, 3690), (738, 3590), (820, 3231), (1077, 2460), (1230, 2154), (1436, 1845), (1476, 1795)]