201288840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1249}}^1$

素因数の和:1359

約数の個数: 128

約数和(自身を含む): 648000000

約数和(自身を除く): 446711160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 79, 85, 102, 120, 136, 158, 170, 204, 237, 255, 316, 340, 395, 408, 474, 510, 632, 680, 790, 948, 1020, 1185, 1249, 1343, 1580, 1896, 2040, 2370, 2498, 2686, 3160, 3747, 4029, 4740, 4996, 5372, 6245, 6715, 7494, 8058, 9480, 9992, 10744, 12490, 13430, 14988, 16116, 18735, 20145, 21233, 24980, 26860, 29976, 32232, 37470, 40290, 42466, 49960, 53720, 63699, 74940, 80580, 84932, 98671, 106165, 127398, 149880, 161160, 169864, 197342, 212330, 254796, 296013, 318495, 394684, 424660, 493355, 509592, 592026, 636990, 789368, 849320, 986710, 1184052, 1273980, 1480065, 1677407, 1973420, 2368104, 2547960, 2960130, 3354814, 3946840, 5032221, 5920260, 6709628, 8387035, 10064442, 11840520, 13419256, 16774070, 20128884, 25161105, 33548140, 40257768, 50322210, 67096280, 100644420, 201288840]

約数ペア:

[(1, 201288840), (2, 100644420), (3, 67096280), (4, 50322210), (5, 40257768), (6, 33548140), (8, 25161105), (10, 20128884), (12, 16774070), (15, 13419256), (17, 11840520), (20, 10064442), (24, 8387035), (30, 6709628), (34, 5920260), (40, 5032221), (51, 3946840), (60, 3354814), (68, 2960130), (79, 2547960), (85, 2368104), (102, 1973420), (120, 1677407), (136, 1480065), (158, 1273980), (170, 1184052), (204, 986710), (237, 849320), (255, 789368), (316, 636990), (340, 592026), (395, 509592), (408, 493355), (474, 424660), (510, 394684), (632, 318495), (680, 296013), (790, 254796), (948, 212330), (1020, 197342), (1185, 169864), (1249, 161160), (1343, 149880), (1580, 127398), (1896, 106165), (2040, 98671), (2370, 84932), (2498, 80580), (2686, 74940), (3160, 63699), (3747, 53720), (4029, 49960), (4740, 42466), (4996, 40290), (5372, 37470), (6245, 32232), (6715, 29976), (7494, 26860), (8058, 24980), (9480, 21233), (9992, 20145), (10744, 18735), (12490, 16116), (13430, 14988)]