1238565720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{35963}}^1$

素因数の和:36025

約数の個数: 128

約数和(自身を含む): 4350205440

約数和(自身を除く): 3111639720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1722, 2296, 2460, 2870, 3444, 4305, 4920, 5740, 6888, 8610, 11480, 17220, 34440, 35963, 71926, 107889, 143852, 179815, 215778, 251741, 287704, 359630, 431556, 503482, 539445, 719260, 755223, 863112, 1006964, 1078890, 1258705, 1438520, 1474483, 1510446, 2013928, 2157780, 2517410, 2948966, 3020892, 3776115, 4315560, 4423449, 5034820, 5897932, 6041784, 7372415, 7552230, 8846898, 10069640, 10321381, 11795864, 14744830, 15104460, 17693796, 20642762, 22117245, 29489660, 30208920, 30964143, 35387592, 41285524, 44234490, 51606905, 58979320, 61928286, 82571048, 88468980, 103213810, 123856572, 154820715, 176937960, 206427620, 247713144, 309641430, 412855240, 619282860, 1238565720]

約数ペア:

[(1, 1238565720), (2, 619282860), (3, 412855240), (4, 309641430), (5, 247713144), (6, 206427620), (7, 176937960), (8, 154820715), (10, 123856572), (12, 103213810), (14, 88468980), (15, 82571048), (20, 61928286), (21, 58979320), (24, 51606905), (28, 44234490), (30, 41285524), (35, 35387592), (40, 30964143), (41, 30208920), (42, 29489660), (56, 22117245), (60, 20642762), (70, 17693796), (82, 15104460), (84, 14744830), (105, 11795864), (120, 10321381), (123, 10069640), (140, 8846898), (164, 7552230), (168, 7372415), (205, 6041784), (210, 5897932), (246, 5034820), (280, 4423449), (287, 4315560), (328, 3776115), (410, 3020892), (420, 2948966), (492, 2517410), (574, 2157780), (615, 2013928), (820, 1510446), (840, 1474483), (861, 1438520), (984, 1258705), (1148, 1078890), (1230, 1006964), (1435, 863112), (1640, 755223), (1722, 719260), (2296, 539445), (2460, 503482), (2870, 431556), (3444, 359630), (4305, 287704), (4920, 251741), (5740, 215778), (6888, 179815), (8610, 143852), (11480, 107889), (17220, 71926), (34440, 35963)]