201655920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{22709}}^1$

素因数の和:22762

約数の個数: 80

約数和(自身を含む): 642057120

約数和(自身を除く): 440401200

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, 22709, 45418, 68127, 90836, 113545, 136254, 181672, 227090, 272508, 340635, 363344, 454180, 545016, 681270, 840233, 908360, 1090032, 1362540, 1680466, 1816720, 2520699, 2725080, 3360932, 4201165, 5041398, 5450160, 6721864, 8402330, 10082796, 12603495, 13443728, 16804660, 20165592, 25206990, 33609320, 40331184, 50413980, 67218640, 100827960, 201655920]

約数ペア:

[(1, 201655920), (2, 100827960), (3, 67218640), (4, 50413980), (5, 40331184), (6, 33609320), (8, 25206990), (10, 20165592), (12, 16804660), (15, 13443728), (16, 12603495), (20, 10082796), (24, 8402330), (30, 6721864), (37, 5450160), (40, 5041398), (48, 4201165), (60, 3360932), (74, 2725080), (80, 2520699), (111, 1816720), (120, 1680466), (148, 1362540), (185, 1090032), (222, 908360), (240, 840233), (296, 681270), (370, 545016), (444, 454180), (555, 363344), (592, 340635), (740, 272508), (888, 227090), (1110, 181672), (1480, 136254), (1776, 113545), (2220, 90836), (2960, 68127), (4440, 45418), (8880, 22709)]