210396004

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1163}}^1$

素因数の和:1265

約数の個数: 72

約数和(自身を含む): 468151488

約数和(自身を除く): 257755484

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 71, 91, 98, 142, 182, 196, 284, 364, 497, 637, 923, 994, 1163, 1274, 1846, 1988, 2326, 2548, 3479, 3692, 4652, 6461, 6958, 8141, 12922, 13916, 15119, 16282, 25844, 30238, 32564, 45227, 56987, 60476, 82573, 90454, 105833, 113974, 165146, 180908, 211666, 227948, 330292, 423332, 578011, 740831, 1073449, 1156022, 1481662, 2146898, 2312044, 2963324, 4046077, 4293796, 7514143, 8092154, 15028286, 16184308, 30056572, 52599001, 105198002, 210396004]

約数ペア:

[(1, 210396004), (2, 105198002), (4, 52599001), (7, 30056572), (13, 16184308), (14, 15028286), (26, 8092154), (28, 7514143), (49, 4293796), (52, 4046077), (71, 2963324), (91, 2312044), (98, 2146898), (142, 1481662), (182, 1156022), (196, 1073449), (284, 740831), (364, 578011), (497, 423332), (637, 330292), (923, 227948), (994, 211666), (1163, 180908), (1274, 165146), (1846, 113974), (1988, 105833), (2326, 90454), (2548, 82573), (3479, 60476), (3692, 56987), (4652, 45227), (6461, 32564), (6958, 30238), (8141, 25844), (12922, 16282), (13916, 15119)]