128670120

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1$

素因数の和:437

約数の個数: 160

約数和(自身を含む): 436993920

約数和(自身を除く): 308323800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 151, 162, 180, 216, 263, 270, 302, 324, 360, 405, 453, 526, 540, 604, 648, 755, 789, 810, 906, 1052, 1080, 1208, 1315, 1359, 1510, 1578, 1620, 1812, 2104, 2265, 2367, 2630, 2718, 3020, 3156, 3240, 3624, 3945, 4077, 4530, 4734, 5260, 5436, 6040, 6312, 6795, 7101, 7890, 8154, 9060, 9468, 10520, 10872, 11835, 12231, 13590, 14202, 15780, 16308, 18120, 18936, 20385, 21303, 23670, 24462, 27180, 28404, 31560, 32616, 35505, 39713, 40770, 42606, 47340, 48924, 54360, 56808, 61155, 71010, 79426, 81540, 85212, 94680, 97848, 106515, 119139, 122310, 142020, 158852, 163080, 170424, 198565, 213030, 238278, 244620, 284040, 317704, 357417, 397130, 426060, 476556, 489240, 595695, 714834, 794260, 852120, 953112, 1072251, 1191390, 1429668, 1588520, 1787085, 2144502, 2382780, 2859336, 3216753, 3574170, 4289004, 4765560, 5361255, 6433506, 7148340, 8578008, 10722510, 12867012, 14296680, 16083765, 21445020, 25734024, 32167530, 42890040, 64335060, 128670120]

約数ペア:

[(1, 128670120), (2, 64335060), (3, 42890040), (4, 32167530), (5, 25734024), (6, 21445020), (8, 16083765), (9, 14296680), (10, 12867012), (12, 10722510), (15, 8578008), (18, 7148340), (20, 6433506), (24, 5361255), (27, 4765560), (30, 4289004), (36, 3574170), (40, 3216753), (45, 2859336), (54, 2382780), (60, 2144502), (72, 1787085), (81, 1588520), (90, 1429668), (108, 1191390), (120, 1072251), (135, 953112), (151, 852120), (162, 794260), (180, 714834), (216, 595695), (263, 489240), (270, 476556), (302, 426060), (324, 397130), (360, 357417), (405, 317704), (453, 284040), (526, 244620), (540, 238278), (604, 213030), (648, 198565), (755, 170424), (789, 163080), (810, 158852), (906, 142020), (1052, 122310), (1080, 119139), (1208, 106515), (1315, 97848), (1359, 94680), (1510, 85212), (1578, 81540), (1620, 79426), (1812, 71010), (2104, 61155), (2265, 56808), (2367, 54360), (2630, 48924), (2718, 47340), (3020, 42606), (3156, 40770), (3240, 39713), (3624, 35505), (3945, 32616), (4077, 31560), (4530, 28404), (4734, 27180), (5260, 24462), (5436, 23670), (6040, 21303), (6312, 20385), (6795, 18936), (7101, 18120), (7890, 16308), (8154, 15780), (9060, 14202), (9468, 13590), (10520, 12231), (10872, 11835)]