2180279760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{245527}}^1$

素因数の和:245580

約数の個数: 80

約数和(自身を含む): 6941567616

約数和(自身を除く): 4761287856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 245527, 491054, 736581, 982108, 1227635, 1473162, 1964216, 2455270, 2946324, 3682905, 3928432, 4910540, 5892648, 7365810, 9084499, 9821080, 11785296, 14731620, 18168998, 19642160, 27253497, 29463240, 36337996, 45422495, 54506994, 58926480, 72675992, 90844990, 109013988, 136267485, 145351984, 181689980, 218027976, 272534970, 363379960, 436055952, 545069940, 726759920, 1090139880, 2180279760]

約数ペア:

[(1, 2180279760), (2, 1090139880), (3, 726759920), (4, 545069940), (5, 436055952), (6, 363379960), (8, 272534970), (10, 218027976), (12, 181689980), (15, 145351984), (16, 136267485), (20, 109013988), (24, 90844990), (30, 72675992), (37, 58926480), (40, 54506994), (48, 45422495), (60, 36337996), (74, 29463240), (80, 27253497), (111, 19642160), (120, 18168998), (148, 14731620), (185, 11785296), (222, 9821080), (240, 9084499), (296, 7365810), (370, 5892648), (444, 4910540), (555, 3928432), (592, 3682905), (740, 2946324), (888, 2455270), (1110, 1964216), (1480, 1473162), (1776, 1227635), (2220, 982108), (2960, 736581), (4440, 491054), (8880, 245527)]