206724120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{911}}^1$

素因数の和:1017

約数の個数: 128

約数和(自身を含む): 651386880

約数和(自身を除く): 444662760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 61, 62, 93, 120, 122, 124, 155, 183, 186, 244, 248, 305, 310, 366, 372, 465, 488, 610, 620, 732, 744, 911, 915, 930, 1220, 1240, 1464, 1822, 1830, 1860, 1891, 2440, 2733, 3644, 3660, 3720, 3782, 4555, 5466, 5673, 7288, 7320, 7564, 9110, 9455, 10932, 11346, 13665, 15128, 18220, 18910, 21864, 22692, 27330, 28241, 28365, 36440, 37820, 45384, 54660, 55571, 56482, 56730, 75640, 84723, 109320, 111142, 112964, 113460, 141205, 166713, 169446, 222284, 225928, 226920, 277855, 282410, 333426, 338892, 423615, 444568, 555710, 564820, 666852, 677784, 833565, 847230, 1111420, 1129640, 1333704, 1667130, 1694460, 1722701, 2222840, 3334260, 3388920, 3445402, 5168103, 6668520, 6890804, 8613505, 10336206, 13781608, 17227010, 20672412, 25840515, 34454020, 41344824, 51681030, 68908040, 103362060, 206724120]

約数ペア:

[(1, 206724120), (2, 103362060), (3, 68908040), (4, 51681030), (5, 41344824), (6, 34454020), (8, 25840515), (10, 20672412), (12, 17227010), (15, 13781608), (20, 10336206), (24, 8613505), (30, 6890804), (31, 6668520), (40, 5168103), (60, 3445402), (61, 3388920), (62, 3334260), (93, 2222840), (120, 1722701), (122, 1694460), (124, 1667130), (155, 1333704), (183, 1129640), (186, 1111420), (244, 847230), (248, 833565), (305, 677784), (310, 666852), (366, 564820), (372, 555710), (465, 444568), (488, 423615), (610, 338892), (620, 333426), (732, 282410), (744, 277855), (911, 226920), (915, 225928), (930, 222284), (1220, 169446), (1240, 166713), (1464, 141205), (1822, 113460), (1830, 112964), (1860, 111142), (1891, 109320), (2440, 84723), (2733, 75640), (3644, 56730), (3660, 56482), (3720, 55571), (3782, 54660), (4555, 45384), (5466, 37820), (5673, 36440), (7288, 28365), (7320, 28241), (7564, 27330), (9110, 22692), (9455, 21864), (10932, 18910), (11346, 18220), (13665, 15128)]