245045220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{25367}}^1$

素因数の和:25409

約数の個数: 96

約数和(自身を含む): 818270208

約数和(自身を除く): 573224988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4830, 9660, 25367, 50734, 76101, 101468, 126835, 152202, 177569, 253670, 304404, 355138, 380505, 507340, 532707, 583441, 710276, 761010, 887845, 1065414, 1166882, 1522020, 1750323, 1775690, 2130828, 2333764, 2663535, 2917205, 3500646, 3551380, 4084087, 5327070, 5834410, 7001292, 8168174, 8751615, 10654140, 11668820, 12252261, 16336348, 17503230, 20420435, 24504522, 35006460, 40840870, 49009044, 61261305, 81681740, 122522610, 245045220]

約数ペア:

[(1, 245045220), (2, 122522610), (3, 81681740), (4, 61261305), (5, 49009044), (6, 40840870), (7, 35006460), (10, 24504522), (12, 20420435), (14, 17503230), (15, 16336348), (20, 12252261), (21, 11668820), (23, 10654140), (28, 8751615), (30, 8168174), (35, 7001292), (42, 5834410), (46, 5327070), (60, 4084087), (69, 3551380), (70, 3500646), (84, 2917205), (92, 2663535), (105, 2333764), (115, 2130828), (138, 1775690), (140, 1750323), (161, 1522020), (210, 1166882), (230, 1065414), (276, 887845), (322, 761010), (345, 710276), (420, 583441), (460, 532707), (483, 507340), (644, 380505), (690, 355138), (805, 304404), (966, 253670), (1380, 177569), (1610, 152202), (1932, 126835), (2415, 101468), (3220, 76101), (4830, 50734), (9660, 25367)]