128394252

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{17569}}^1$

素因数の和:17615

約数の個数: 72

約数和(自身を含む): 383728800

約数和(自身を除く): 255334548

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 3654, 7308, 17569, 35138, 52707, 70276, 105414, 122983, 158121, 210828, 245966, 316242, 368949, 491932, 509501, 632484, 737898, 1019002, 1106847, 1475796, 1528503, 2038004, 2213694, 3057006, 3566507, 4427388, 4585509, 6114012, 7133014, 9171018, 10699521, 14266028, 18342036, 21399042, 32098563, 42798084, 64197126, 128394252]

約数ペア:

[(1, 128394252), (2, 64197126), (3, 42798084), (4, 32098563), (6, 21399042), (7, 18342036), (9, 14266028), (12, 10699521), (14, 9171018), (18, 7133014), (21, 6114012), (28, 4585509), (29, 4427388), (36, 3566507), (42, 3057006), (58, 2213694), (63, 2038004), (84, 1528503), (87, 1475796), (116, 1106847), (126, 1019002), (174, 737898), (203, 632484), (252, 509501), (261, 491932), (348, 368949), (406, 316242), (522, 245966), (609, 210828), (812, 158121), (1044, 122983), (1218, 105414), (1827, 70276), (2436, 52707), (3654, 35138), (7308, 17569)]