128715636

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3919}}^1$

素因数の和:3973

約数の個数: 96

約数和(自身を含む): 379330560

約数和(自身を除く): 250614924

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 23, 28, 34, 42, 46, 51, 68, 69, 84, 92, 102, 119, 138, 161, 204, 238, 276, 322, 357, 391, 476, 483, 644, 714, 782, 966, 1173, 1428, 1564, 1932, 2346, 2737, 3919, 4692, 5474, 7838, 8211, 10948, 11757, 15676, 16422, 23514, 27433, 32844, 47028, 54866, 66623, 82299, 90137, 109732, 133246, 164598, 180274, 199869, 266492, 270411, 329196, 360548, 399738, 466361, 540822, 630959, 799476, 932722, 1081644, 1261918, 1399083, 1532329, 1865444, 1892877, 2523836, 2798166, 3064658, 3785754, 4596987, 5596332, 6129316, 7571508, 9193974, 10726303, 18387948, 21452606, 32178909, 42905212, 64357818, 128715636]

約数ペア:

[(1, 128715636), (2, 64357818), (3, 42905212), (4, 32178909), (6, 21452606), (7, 18387948), (12, 10726303), (14, 9193974), (17, 7571508), (21, 6129316), (23, 5596332), (28, 4596987), (34, 3785754), (42, 3064658), (46, 2798166), (51, 2523836), (68, 1892877), (69, 1865444), (84, 1532329), (92, 1399083), (102, 1261918), (119, 1081644), (138, 932722), (161, 799476), (204, 630959), (238, 540822), (276, 466361), (322, 399738), (357, 360548), (391, 329196), (476, 270411), (483, 266492), (644, 199869), (714, 180274), (782, 164598), (966, 133246), (1173, 109732), (1428, 90137), (1564, 82299), (1932, 66623), (2346, 54866), (2737, 47028), (3919, 32844), (4692, 27433), (5474, 23514), (7838, 16422), (8211, 15676), (10948, 11757)]