218210640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{677}}^1$

素因数の和:789

約数の個数: 160

約数和(自身を含む): 726382080

約数和(自身を除く): 508171440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 79, 80, 85, 102, 120, 136, 158, 170, 204, 237, 240, 255, 272, 316, 340, 395, 408, 474, 510, 632, 677, 680, 790, 816, 948, 1020, 1185, 1264, 1343, 1354, 1360, 1580, 1896, 2031, 2040, 2370, 2686, 2708, 3160, 3385, 3792, 4029, 4062, 4080, 4740, 5372, 5416, 6320, 6715, 6770, 8058, 8124, 9480, 10155, 10744, 10832, 11509, 13430, 13540, 16116, 16248, 18960, 20145, 20310, 21488, 23018, 26860, 27080, 32232, 32496, 34527, 40290, 40620, 46036, 53483, 53720, 54160, 57545, 64464, 69054, 80580, 81240, 92072, 106966, 107440, 115090, 138108, 160449, 161160, 162480, 172635, 184144, 213932, 230180, 267415, 276216, 320898, 322320, 345270, 427864, 460360, 534830, 552432, 641796, 690540, 802245, 855728, 909211, 920720, 1069660, 1283592, 1381080, 1604490, 1818422, 2139320, 2567184, 2727633, 2762160, 3208980, 3636844, 4278640, 4546055, 5455266, 6417960, 7273688, 9092110, 10910532, 12835920, 13638165, 14547376, 18184220, 21821064, 27276330, 36368440, 43642128, 54552660, 72736880, 109105320, 218210640]

約数ペア:

[(1, 218210640), (2, 109105320), (3, 72736880), (4, 54552660), (5, 43642128), (6, 36368440), (8, 27276330), (10, 21821064), (12, 18184220), (15, 14547376), (16, 13638165), (17, 12835920), (20, 10910532), (24, 9092110), (30, 7273688), (34, 6417960), (40, 5455266), (48, 4546055), (51, 4278640), (60, 3636844), (68, 3208980), (79, 2762160), (80, 2727633), (85, 2567184), (102, 2139320), (120, 1818422), (136, 1604490), (158, 1381080), (170, 1283592), (204, 1069660), (237, 920720), (240, 909211), (255, 855728), (272, 802245), (316, 690540), (340, 641796), (395, 552432), (408, 534830), (474, 460360), (510, 427864), (632, 345270), (677, 322320), (680, 320898), (790, 276216), (816, 267415), (948, 230180), (1020, 213932), (1185, 184144), (1264, 172635), (1343, 162480), (1354, 161160), (1360, 160449), (1580, 138108), (1896, 115090), (2031, 107440), (2040, 106966), (2370, 92072), (2686, 81240), (2708, 80580), (3160, 69054), (3385, 64464), (3792, 57545), (4029, 54160), (4062, 53720), (4080, 53483), (4740, 46036), (5372, 40620), (5416, 40290), (6320, 34527), (6715, 32496), (6770, 32232), (8058, 27080), (8124, 26860), (9480, 23018), (10155, 21488), (10744, 20310), (10832, 20145), (11509, 18960), (13430, 16248), (13540, 16116)]