28104120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:226

約数の個数: 192

約数和(自身を含む): 102435840

約数和(自身を除く): 74331720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 47, 55, 60, 66, 72, 88, 90, 94, 99, 110, 120, 132, 141, 151, 165, 180, 188, 198, 220, 235, 264, 282, 302, 330, 360, 376, 396, 423, 440, 453, 470, 495, 517, 564, 604, 660, 705, 755, 792, 846, 906, 940, 990, 1034, 1128, 1208, 1320, 1359, 1410, 1510, 1551, 1661, 1692, 1812, 1880, 1980, 2068, 2115, 2265, 2585, 2718, 2820, 3020, 3102, 3322, 3384, 3624, 3960, 4136, 4230, 4530, 4653, 4983, 5170, 5436, 5640, 6040, 6204, 6644, 6795, 7097, 7755, 8305, 8460, 9060, 9306, 9966, 10340, 10872, 12408, 13288, 13590, 14194, 14949, 15510, 16610, 16920, 18120, 18612, 19932, 20680, 21291, 23265, 24915, 27180, 28388, 29898, 31020, 33220, 35485, 37224, 39864, 42582, 46530, 49830, 54360, 56776, 59796, 62040, 63873, 66440, 70970, 74745, 78067, 85164, 93060, 99660, 106455, 119592, 127746, 141940, 149490, 156134, 170328, 186120, 199320, 212910, 234201, 255492, 283880, 298980, 312268, 319365, 390335, 425820, 468402, 510984, 597960, 624536, 638730, 702603, 780670, 851640, 936804, 1171005, 1277460, 1405206, 1561340, 1873608, 2342010, 2554920, 2810412, 3122680, 3513015, 4684020, 5620824, 7026030, 9368040, 14052060, 28104120]

約数ペア:

[(1, 28104120), (2, 14052060), (3, 9368040), (4, 7026030), (5, 5620824), (6, 4684020), (8, 3513015), (9, 3122680), (10, 2810412), (11, 2554920), (12, 2342010), (15, 1873608), (18, 1561340), (20, 1405206), (22, 1277460), (24, 1171005), (30, 936804), (33, 851640), (36, 780670), (40, 702603), (44, 638730), (45, 624536), (47, 597960), (55, 510984), (60, 468402), (66, 425820), (72, 390335), (88, 319365), (90, 312268), (94, 298980), (99, 283880), (110, 255492), (120, 234201), (132, 212910), (141, 199320), (151, 186120), (165, 170328), (180, 156134), (188, 149490), (198, 141940), (220, 127746), (235, 119592), (264, 106455), (282, 99660), (302, 93060), (330, 85164), (360, 78067), (376, 74745), (396, 70970), (423, 66440), (440, 63873), (453, 62040), (470, 59796), (495, 56776), (517, 54360), (564, 49830), (604, 46530), (660, 42582), (705, 39864), (755, 37224), (792, 35485), (846, 33220), (906, 31020), (940, 29898), (990, 28388), (1034, 27180), (1128, 24915), (1208, 23265), (1320, 21291), (1359, 20680), (1410, 19932), (1510, 18612), (1551, 18120), (1661, 16920), (1692, 16610), (1812, 15510), (1880, 14949), (1980, 14194), (2068, 13590), (2115, 13288), (2265, 12408), (2585, 10872), (2718, 10340), (2820, 9966), (3020, 9306), (3102, 9060), (3322, 8460), (3384, 8305), (3624, 7755), (3960, 7097), (4136, 6795), (4230, 6644), (4530, 6204), (4653, 6040), (4983, 5640), (5170, 5436)]