2421090

素因数分解:

$2^1\times 3^4\times 5^1\times 7^2\times {\mathrm{61}}^1$

素因数の和:94

約数の個数: 120

約数和(自身を含む): 7697052

約数和(自身を除く): 5275962

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 61, 63, 70, 81, 90, 98, 105, 122, 126, 135, 147, 162, 183, 189, 210, 245, 270, 294, 305, 315, 366, 378, 405, 427, 441, 490, 549, 567, 610, 630, 735, 810, 854, 882, 915, 945, 1098, 1134, 1281, 1323, 1470, 1647, 1830, 1890, 2135, 2205, 2562, 2646, 2745, 2835, 2989, 3294, 3843, 3969, 4270, 4410, 4941, 5490, 5670, 5978, 6405, 6615, 7686, 7938, 8235, 8967, 9882, 11529, 12810, 13230, 14945, 16470, 17934, 19215, 19845, 23058, 24705, 26901, 29890, 34587, 38430, 39690, 44835, 49410, 53802, 57645, 69174, 80703, 89670, 115290, 134505, 161406, 172935, 242109, 269010, 345870, 403515, 484218, 807030, 1210545, 2421090]

約数ペア:

[(1, 2421090), (2, 1210545), (3, 807030), (5, 484218), (6, 403515), (7, 345870), (9, 269010), (10, 242109), (14, 172935), (15, 161406), (18, 134505), (21, 115290), (27, 89670), (30, 80703), (35, 69174), (42, 57645), (45, 53802), (49, 49410), (54, 44835), (61, 39690), (63, 38430), (70, 34587), (81, 29890), (90, 26901), (98, 24705), (105, 23058), (122, 19845), (126, 19215), (135, 17934), (147, 16470), (162, 14945), (183, 13230), (189, 12810), (210, 11529), (245, 9882), (270, 8967), (294, 8235), (305, 7938), (315, 7686), (366, 6615), (378, 6405), (405, 5978), (427, 5670), (441, 5490), (490, 4941), (549, 4410), (567, 4270), (610, 3969), (630, 3843), (735, 3294), (810, 2989), (854, 2835), (882, 2745), (915, 2646), (945, 2562), (1098, 2205), (1134, 2135), (1281, 1890), (1323, 1830), (1470, 1647)]