308680080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:661

約数の個数: 160

約数和(自身を含む): 1016601600

約数和(自身を除く): 707921520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 139, 152, 190, 228, 240, 278, 285, 304, 380, 417, 456, 487, 556, 570, 695, 760, 834, 912, 974, 1112, 1140, 1390, 1461, 1520, 1668, 1948, 2085, 2224, 2280, 2435, 2641, 2780, 2922, 3336, 3896, 4170, 4560, 4870, 5282, 5560, 5844, 6672, 7305, 7792, 7923, 8340, 9253, 9740, 10564, 11120, 11688, 13205, 14610, 15846, 16680, 18506, 19480, 21128, 23376, 26410, 27759, 29220, 31692, 33360, 37012, 38960, 39615, 42256, 46265, 52820, 55518, 58440, 63384, 67693, 74024, 79230, 92530, 105640, 111036, 116880, 126768, 135386, 138795, 148048, 158460, 185060, 203079, 211280, 222072, 270772, 277590, 316920, 338465, 370120, 406158, 444144, 541544, 555180, 633840, 676930, 740240, 812316, 1015395, 1083088, 1110360, 1286167, 1353860, 1624632, 2030790, 2220720, 2572334, 2707720, 3249264, 3858501, 4061580, 5144668, 5415440, 6430835, 7717002, 8123160, 10289336, 12861670, 15434004, 16246320, 19292505, 20578672, 25723340, 30868008, 38585010, 51446680, 61736016, 77170020, 102893360, 154340040, 308680080]

約数ペア:

[(1, 308680080), (2, 154340040), (3, 102893360), (4, 77170020), (5, 61736016), (6, 51446680), (8, 38585010), (10, 30868008), (12, 25723340), (15, 20578672), (16, 19292505), (19, 16246320), (20, 15434004), (24, 12861670), (30, 10289336), (38, 8123160), (40, 7717002), (48, 6430835), (57, 5415440), (60, 5144668), (76, 4061580), (80, 3858501), (95, 3249264), (114, 2707720), (120, 2572334), (139, 2220720), (152, 2030790), (190, 1624632), (228, 1353860), (240, 1286167), (278, 1110360), (285, 1083088), (304, 1015395), (380, 812316), (417, 740240), (456, 676930), (487, 633840), (556, 555180), (570, 541544), (695, 444144), (760, 406158), (834, 370120), (912, 338465), (974, 316920), (1112, 277590), (1140, 270772), (1390, 222072), (1461, 211280), (1520, 203079), (1668, 185060), (1948, 158460), (2085, 148048), (2224, 138795), (2280, 135386), (2435, 126768), (2641, 116880), (2780, 111036), (2922, 105640), (3336, 92530), (3896, 79230), (4170, 74024), (4560, 67693), (4870, 63384), (5282, 58440), (5560, 55518), (5844, 52820), (6672, 46265), (7305, 42256), (7792, 39615), (7923, 38960), (8340, 37012), (9253, 33360), (9740, 31692), (10564, 29220), (11120, 27759), (11688, 26410), (13205, 23376), (14610, 21128), (15846, 19480), (16680, 18506)]