208447680

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31019}}^1$

素因数の和:31046

約数の個数: 112

約数和(自身を含む): 756391680

約数和(自身を除く): 547944000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 31019, 62038, 93057, 124076, 155095, 186114, 217133, 248152, 310190, 372228, 434266, 465285, 496304, 620380, 651399, 744456, 868532, 930570, 992608, 1085665, 1240760, 1302798, 1488912, 1737064, 1861140, 1985216, 2171330, 2481520, 2605596, 2977824, 3256995, 3474128, 3722280, 4342660, 4963040, 5211192, 5955648, 6513990, 6948256, 7444560, 8685320, 9926080, 10422384, 13027980, 13896512, 14889120, 17370640, 20844768, 26055960, 29778240, 34741280, 41689536, 52111920, 69482560, 104223840, 208447680]

約数ペア:

[(1, 208447680), (2, 104223840), (3, 69482560), (4, 52111920), (5, 41689536), (6, 34741280), (7, 29778240), (8, 26055960), (10, 20844768), (12, 17370640), (14, 14889120), (15, 13896512), (16, 13027980), (20, 10422384), (21, 9926080), (24, 8685320), (28, 7444560), (30, 6948256), (32, 6513990), (35, 5955648), (40, 5211192), (42, 4963040), (48, 4342660), (56, 3722280), (60, 3474128), (64, 3256995), (70, 2977824), (80, 2605596), (84, 2481520), (96, 2171330), (105, 1985216), (112, 1861140), (120, 1737064), (140, 1488912), (160, 1302798), (168, 1240760), (192, 1085665), (210, 992608), (224, 930570), (240, 868532), (280, 744456), (320, 651399), (336, 620380), (420, 496304), (448, 465285), (480, 434266), (560, 372228), (672, 310190), (840, 248152), (960, 217133), (1120, 186114), (1344, 155095), (1680, 124076), (2240, 93057), (3360, 62038), (6720, 31019)]