29278980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 94348800

約数和(自身を除く): 65069820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 71, 79, 87, 90, 116, 142, 145, 158, 174, 180, 213, 237, 261, 284, 290, 316, 348, 355, 395, 426, 435, 474, 522, 580, 639, 710, 711, 790, 852, 870, 948, 1044, 1065, 1185, 1278, 1305, 1420, 1422, 1580, 1740, 2059, 2130, 2291, 2370, 2556, 2610, 2844, 3195, 3555, 4118, 4260, 4582, 4740, 5220, 5609, 6177, 6390, 6873, 7110, 8236, 9164, 10295, 11218, 11455, 12354, 12780, 13746, 14220, 16827, 18531, 20590, 20619, 22436, 22910, 24708, 27492, 28045, 30885, 33654, 34365, 37062, 41180, 41238, 45820, 50481, 56090, 61770, 67308, 68730, 74124, 82476, 84135, 92655, 100962, 103095, 112180, 123540, 137460, 162661, 168270, 185310, 201924, 206190, 252405, 325322, 336540, 370620, 412380, 487983, 504810, 650644, 813305, 975966, 1009620, 1463949, 1626610, 1951932, 2439915, 2927898, 3253220, 4879830, 5855796, 7319745, 9759660, 14639490, 29278980]

約数ペア:

[(1, 29278980), (2, 14639490), (3, 9759660), (4, 7319745), (5, 5855796), (6, 4879830), (9, 3253220), (10, 2927898), (12, 2439915), (15, 1951932), (18, 1626610), (20, 1463949), (29, 1009620), (30, 975966), (36, 813305), (45, 650644), (58, 504810), (60, 487983), (71, 412380), (79, 370620), (87, 336540), (90, 325322), (116, 252405), (142, 206190), (145, 201924), (158, 185310), (174, 168270), (180, 162661), (213, 137460), (237, 123540), (261, 112180), (284, 103095), (290, 100962), (316, 92655), (348, 84135), (355, 82476), (395, 74124), (426, 68730), (435, 67308), (474, 61770), (522, 56090), (580, 50481), (639, 45820), (710, 41238), (711, 41180), (790, 37062), (852, 34365), (870, 33654), (948, 30885), (1044, 28045), (1065, 27492), (1185, 24708), (1278, 22910), (1305, 22436), (1420, 20619), (1422, 20590), (1580, 18531), (1740, 16827), (2059, 14220), (2130, 13746), (2291, 12780), (2370, 12354), (2556, 11455), (2610, 11218), (2844, 10295), (3195, 9164), (3555, 8236), (4118, 7110), (4260, 6873), (4582, 6390), (4740, 6177), (5220, 5609)]