72706320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{100981}}^1$

素因数の和:101000

約数の個数: 60

約数和(自身を含む): 244174476

約数和(自身を除く): 171468156

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 100981, 201962, 302943, 403924, 504905, 605886, 807848, 908829, 1009810, 1211772, 1514715, 1615696, 1817658, 2019620, 2423544, 3029430, 3635316, 4039240, 4544145, 4847088, 6058860, 7270632, 8078480, 9088290, 12117720, 14541264, 18176580, 24235440, 36353160, 72706320]

約数ペア:

[(1, 72706320), (2, 36353160), (3, 24235440), (4, 18176580), (5, 14541264), (6, 12117720), (8, 9088290), (9, 8078480), (10, 7270632), (12, 6058860), (15, 4847088), (16, 4544145), (18, 4039240), (20, 3635316), (24, 3029430), (30, 2423544), (36, 2019620), (40, 1817658), (45, 1615696), (48, 1514715), (60, 1211772), (72, 1009810), (80, 908829), (90, 807848), (120, 605886), (144, 504905), (180, 403924), (240, 302943), (360, 201962), (720, 100981)]