245089530

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1259}}^1$

素因数の和:1385

約数の個数: 128

約数和(自身を含む): 754790400

約数和(自身を除く): 509700870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 103, 105, 126, 135, 189, 206, 210, 270, 309, 315, 378, 515, 618, 630, 721, 927, 945, 1030, 1259, 1442, 1545, 1854, 1890, 2163, 2518, 2781, 3090, 3605, 3777, 4326, 4635, 5562, 6295, 6489, 7210, 7554, 8813, 9270, 10815, 11331, 12590, 12978, 13905, 17626, 18885, 19467, 21630, 22662, 26439, 27810, 32445, 33993, 37770, 38934, 44065, 52878, 56655, 64890, 67986, 79317, 88130, 97335, 113310, 129677, 132195, 158634, 169965, 194670, 237951, 259354, 264390, 339930, 389031, 396585, 475902, 648385, 778062, 793170, 907739, 1167093, 1189755, 1296770, 1815478, 1945155, 2334186, 2379510, 2723217, 3501279, 3890310, 4538695, 5446434, 5835465, 7002558, 8169651, 9077390, 11670930, 13616085, 16339302, 17506395, 24508953, 27232170, 35012790, 40848255, 49017906, 81696510, 122544765, 245089530]

約数ペア:

[(1, 245089530), (2, 122544765), (3, 81696510), (5, 49017906), (6, 40848255), (7, 35012790), (9, 27232170), (10, 24508953), (14, 17506395), (15, 16339302), (18, 13616085), (21, 11670930), (27, 9077390), (30, 8169651), (35, 7002558), (42, 5835465), (45, 5446434), (54, 4538695), (63, 3890310), (70, 3501279), (90, 2723217), (103, 2379510), (105, 2334186), (126, 1945155), (135, 1815478), (189, 1296770), (206, 1189755), (210, 1167093), (270, 907739), (309, 793170), (315, 778062), (378, 648385), (515, 475902), (618, 396585), (630, 389031), (721, 339930), (927, 264390), (945, 259354), (1030, 237951), (1259, 194670), (1442, 169965), (1545, 158634), (1854, 132195), (1890, 129677), (2163, 113310), (2518, 97335), (2781, 88130), (3090, 79317), (3605, 67986), (3777, 64890), (4326, 56655), (4635, 52878), (5562, 44065), (6295, 38934), (6489, 37770), (7210, 33993), (7554, 32445), (8813, 27810), (9270, 26439), (10815, 22662), (11331, 21630), (12590, 19467), (12978, 18885), (13905, 17626)]