240231320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^2$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 665217360

約数和(自身を除く): 424986040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 73, 92, 98, 115, 140, 146, 161, 184, 196, 230, 245, 280, 292, 322, 365, 392, 460, 490, 511, 584, 644, 730, 805, 920, 980, 1022, 1127, 1288, 1460, 1610, 1679, 1960, 2044, 2254, 2555, 2920, 3220, 3358, 3577, 4088, 4508, 5110, 5329, 5635, 6440, 6716, 7154, 8395, 9016, 10220, 10658, 11270, 11753, 13432, 14308, 16790, 17885, 20440, 21316, 22540, 23506, 26645, 28616, 33580, 35770, 37303, 42632, 45080, 47012, 53290, 58765, 67160, 71540, 74606, 82271, 94024, 106580, 117530, 122567, 143080, 149212, 164542, 186515, 213160, 235060, 245134, 261121, 298424, 329084, 373030, 411355, 470120, 490268, 522242, 612835, 658168, 746060, 822710, 857969, 980536, 1044484, 1225670, 1305605, 1492120, 1645420, 1715938, 2088968, 2451340, 2611210, 3290840, 3431876, 4289845, 4902680, 5222420, 6005783, 6863752, 8579690, 10444840, 12011566, 17159380, 24023132, 30028915, 34318760, 48046264, 60057830, 120115660, 240231320]

約数ペア:

[(1, 240231320), (2, 120115660), (4, 60057830), (5, 48046264), (7, 34318760), (8, 30028915), (10, 24023132), (14, 17159380), (20, 12011566), (23, 10444840), (28, 8579690), (35, 6863752), (40, 6005783), (46, 5222420), (49, 4902680), (56, 4289845), (70, 3431876), (73, 3290840), (92, 2611210), (98, 2451340), (115, 2088968), (140, 1715938), (146, 1645420), (161, 1492120), (184, 1305605), (196, 1225670), (230, 1044484), (245, 980536), (280, 857969), (292, 822710), (322, 746060), (365, 658168), (392, 612835), (460, 522242), (490, 490268), (511, 470120), (584, 411355), (644, 373030), (730, 329084), (805, 298424), (920, 261121), (980, 245134), (1022, 235060), (1127, 213160), (1288, 186515), (1460, 164542), (1610, 149212), (1679, 143080), (1960, 122567), (2044, 117530), (2254, 106580), (2555, 94024), (2920, 82271), (3220, 74606), (3358, 71540), (3577, 67160), (4088, 58765), (4508, 53290), (5110, 47012), (5329, 45080), (5635, 42632), (6440, 37303), (6716, 35770), (7154, 33580), (8395, 28616), (9016, 26645), (10220, 23506), (10658, 22540), (11270, 21316), (11753, 20440), (13432, 17885), (14308, 16790)]