1216205480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{21397}}^1$

素因数の和:21451

約数の個数: 96

約数和(自身を含む): 3293152200

約数和(自身を除く): 2076946720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 49, 56, 58, 70, 98, 116, 140, 145, 196, 203, 232, 245, 280, 290, 392, 406, 490, 580, 812, 980, 1015, 1160, 1421, 1624, 1960, 2030, 2842, 4060, 5684, 7105, 8120, 11368, 14210, 21397, 28420, 42794, 56840, 85588, 106985, 149779, 171176, 213970, 299558, 427940, 599116, 620513, 748895, 855880, 1048453, 1198232, 1241026, 1497790, 2096906, 2482052, 2995580, 3102565, 4193812, 4343591, 4964104, 5242265, 5991160, 6205130, 8387624, 8687182, 10484530, 12410260, 17374364, 20969060, 21717955, 24820520, 30405137, 34748728, 41938120, 43435910, 60810274, 86871820, 121620548, 152025685, 173743640, 243241096, 304051370, 608102740, 1216205480]

約数ペア:

[(1, 1216205480), (2, 608102740), (4, 304051370), (5, 243241096), (7, 173743640), (8, 152025685), (10, 121620548), (14, 86871820), (20, 60810274), (28, 43435910), (29, 41938120), (35, 34748728), (40, 30405137), (49, 24820520), (56, 21717955), (58, 20969060), (70, 17374364), (98, 12410260), (116, 10484530), (140, 8687182), (145, 8387624), (196, 6205130), (203, 5991160), (232, 5242265), (245, 4964104), (280, 4343591), (290, 4193812), (392, 3102565), (406, 2995580), (490, 2482052), (580, 2096906), (812, 1497790), (980, 1241026), (1015, 1198232), (1160, 1048453), (1421, 855880), (1624, 748895), (1960, 620513), (2030, 599116), (2842, 427940), (4060, 299558), (5684, 213970), (7105, 171176), (8120, 149779), (11368, 106985), (14210, 85588), (21397, 56840), (28420, 42794)]