215360768

素因数分解:

$2^8\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2557}}^1$

素因数の和:2627

約数の個数: 72

約数和(自身を含む): 501940992

約数和(自身を除く): 286580224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 94, 112, 128, 188, 224, 256, 329, 376, 448, 658, 752, 896, 1316, 1504, 1792, 2557, 2632, 3008, 5114, 5264, 6016, 10228, 10528, 12032, 17899, 20456, 21056, 35798, 40912, 42112, 71596, 81824, 84224, 120179, 143192, 163648, 240358, 286384, 327296, 480716, 572768, 654592, 841253, 961432, 1145536, 1682506, 1922864, 2291072, 3365012, 3845728, 4582144, 6730024, 7691456, 13460048, 15382912, 26920096, 30765824, 53840192, 107680384, 215360768]

約数ペア:

[(1, 215360768), (2, 107680384), (4, 53840192), (7, 30765824), (8, 26920096), (14, 15382912), (16, 13460048), (28, 7691456), (32, 6730024), (47, 4582144), (56, 3845728), (64, 3365012), (94, 2291072), (112, 1922864), (128, 1682506), (188, 1145536), (224, 961432), (256, 841253), (329, 654592), (376, 572768), (448, 480716), (658, 327296), (752, 286384), (896, 240358), (1316, 163648), (1504, 143192), (1792, 120179), (2557, 84224), (2632, 81824), (3008, 71596), (5114, 42112), (5264, 40912), (6016, 35798), (10228, 21056), (10528, 20456), (12032, 17899)]