140708100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 443791040

約数和(自身を除く): 303082940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 109, 130, 150, 156, 195, 218, 260, 300, 325, 327, 331, 390, 436, 545, 650, 654, 662, 780, 975, 993, 1090, 1300, 1308, 1324, 1417, 1635, 1655, 1950, 1986, 2180, 2725, 2834, 3270, 3310, 3900, 3972, 4251, 4303, 4965, 5450, 5668, 6540, 6620, 7085, 8175, 8275, 8502, 8606, 9930, 10900, 12909, 14170, 16350, 16550, 17004, 17212, 19860, 21255, 21515, 24825, 25818, 28340, 32700, 33100, 35425, 36079, 42510, 43030, 49650, 51636, 64545, 70850, 72158, 85020, 86060, 99300, 106275, 107575, 108237, 129090, 141700, 144316, 180395, 212550, 215150, 216474, 258180, 322725, 360790, 425100, 430300, 432948, 469027, 541185, 645450, 721580, 901975, 938054, 1082370, 1290900, 1407081, 1803950, 1876108, 2164740, 2345135, 2705925, 2814162, 3607900, 4690270, 5411850, 5628324, 7035405, 9380540, 10823700, 11725675, 14070810, 23451350, 28141620, 35177025, 46902700, 70354050, 140708100]

約数ペア:

[(1, 140708100), (2, 70354050), (3, 46902700), (4, 35177025), (5, 28141620), (6, 23451350), (10, 14070810), (12, 11725675), (13, 10823700), (15, 9380540), (20, 7035405), (25, 5628324), (26, 5411850), (30, 4690270), (39, 3607900), (50, 2814162), (52, 2705925), (60, 2345135), (65, 2164740), (75, 1876108), (78, 1803950), (100, 1407081), (109, 1290900), (130, 1082370), (150, 938054), (156, 901975), (195, 721580), (218, 645450), (260, 541185), (300, 469027), (325, 432948), (327, 430300), (331, 425100), (390, 360790), (436, 322725), (545, 258180), (650, 216474), (654, 215150), (662, 212550), (780, 180395), (975, 144316), (993, 141700), (1090, 129090), (1300, 108237), (1308, 107575), (1324, 106275), (1417, 99300), (1635, 86060), (1655, 85020), (1950, 72158), (1986, 70850), (2180, 64545), (2725, 51636), (2834, 49650), (3270, 43030), (3310, 42510), (3900, 36079), (3972, 35425), (4251, 33100), (4303, 32700), (4965, 28340), (5450, 25818), (5668, 24825), (6540, 21515), (6620, 21255), (7085, 19860), (8175, 17212), (8275, 17004), (8502, 16550), (8606, 16350), (9930, 14170), (10900, 12909)]