2899620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 8943480

約数和(自身を除く): 6043860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 181, 267, 356, 362, 445, 534, 543, 724, 801, 890, 905, 1068, 1086, 1335, 1602, 1629, 1780, 1810, 2172, 2670, 2715, 3204, 3258, 3620, 4005, 5340, 5430, 6516, 8010, 8145, 10860, 16020, 16109, 16290, 32218, 32580, 48327, 64436, 80545, 96654, 144981, 161090, 193308, 241635, 289962, 322180, 483270, 579924, 724905, 966540, 1449810, 2899620]

約数ペア:

[(1, 2899620), (2, 1449810), (3, 966540), (4, 724905), (5, 579924), (6, 483270), (9, 322180), (10, 289962), (12, 241635), (15, 193308), (18, 161090), (20, 144981), (30, 96654), (36, 80545), (45, 64436), (60, 48327), (89, 32580), (90, 32218), (178, 16290), (180, 16109), (181, 16020), (267, 10860), (356, 8145), (362, 8010), (445, 6516), (534, 5430), (543, 5340), (724, 4005), (801, 3620), (890, 3258), (905, 3204), (1068, 2715), (1086, 2670), (1335, 2172), (1602, 1810), (1629, 1780)]