28611000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^2$

素因数の和:72

約数の個数: 288

約数和(自身を含む): 112067280

約数和(自身を除く): 83456280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 17, 18, 20, 22, 24, 25, 30, 33, 34, 36, 40, 44, 45, 50, 51, 55, 60, 66, 68, 72, 75, 85, 88, 90, 99, 100, 102, 110, 120, 125, 132, 136, 150, 153, 165, 170, 180, 187, 198, 200, 204, 220, 225, 250, 255, 264, 275, 289, 300, 306, 330, 340, 360, 374, 375, 396, 408, 425, 440, 450, 495, 500, 510, 550, 561, 578, 600, 612, 660, 680, 748, 750, 765, 792, 825, 850, 867, 900, 935, 990, 1000, 1020, 1100, 1122, 1125, 1156, 1224, 1275, 1320, 1375, 1445, 1496, 1500, 1530, 1650, 1683, 1700, 1734, 1800, 1870, 1980, 2040, 2125, 2200, 2244, 2250, 2312, 2475, 2550, 2601, 2750, 2805, 2890, 3000, 3060, 3179, 3300, 3366, 3400, 3468, 3740, 3825, 3960, 4125, 4250, 4335, 4488, 4500, 4675, 4950, 5100, 5202, 5500, 5610, 5780, 6120, 6358, 6375, 6600, 6732, 6936, 7225, 7480, 7650, 8250, 8415, 8500, 8670, 9000, 9350, 9537, 9900, 10200, 10404, 11000, 11220, 11560, 12375, 12716, 12750, 13005, 13464, 14025, 14450, 15300, 15895, 16500, 16830, 17000, 17340, 18700, 19074, 19125, 19800, 20808, 21675, 22440, 23375, 24750, 25432, 25500, 26010, 28050, 28611, 28900, 30600, 31790, 33000, 33660, 34680, 36125, 37400, 38148, 38250, 42075, 43350, 46750, 47685, 49500, 51000, 52020, 56100, 57222, 57800, 63580, 65025, 67320, 70125, 72250, 76296, 76500, 79475, 84150, 86700, 93500, 95370, 99000, 104040, 108375, 112200, 114444, 127160, 130050, 140250, 143055, 144500, 153000, 158950, 168300, 173400, 187000, 190740, 210375, 216750, 228888, 238425, 260100, 280500, 286110, 289000, 317900, 325125, 336600, 381480, 397375, 420750, 433500, 476850, 520200, 561000, 572220, 635800, 650250, 715275, 794750, 841500, 867000, 953700, 1144440, 1192125, 1300500, 1430550, 1589500, 1683000, 1907400, 2384250, 2601000, 2861100, 3179000, 3576375, 4768500, 5722200, 7152750, 9537000, 14305500, 28611000]

約数ペア:

[(1, 28611000), (2, 14305500), (3, 9537000), (4, 7152750), (5, 5722200), (6, 4768500), (8, 3576375), (9, 3179000), (10, 2861100), (11, 2601000), (12, 2384250), (15, 1907400), (17, 1683000), (18, 1589500), (20, 1430550), (22, 1300500), (24, 1192125), (25, 1144440), (30, 953700), (33, 867000), (34, 841500), (36, 794750), (40, 715275), (44, 650250), (45, 635800), (50, 572220), (51, 561000), (55, 520200), (60, 476850), (66, 433500), (68, 420750), (72, 397375), (75, 381480), (85, 336600), (88, 325125), (90, 317900), (99, 289000), (100, 286110), (102, 280500), (110, 260100), (120, 238425), (125, 228888), (132, 216750), (136, 210375), (150, 190740), (153, 187000), (165, 173400), (170, 168300), (180, 158950), (187, 153000), (198, 144500), (200, 143055), (204, 140250), (220, 130050), (225, 127160), (250, 114444), (255, 112200), (264, 108375), (275, 104040), (289, 99000), (300, 95370), (306, 93500), (330, 86700), (340, 84150), (360, 79475), (374, 76500), (375, 76296), (396, 72250), (408, 70125), (425, 67320), (440, 65025), (450, 63580), (495, 57800), (500, 57222), (510, 56100), (550, 52020), (561, 51000), (578, 49500), (600, 47685), (612, 46750), (660, 43350), (680, 42075), (748, 38250), (750, 38148), (765, 37400), (792, 36125), (825, 34680), (850, 33660), (867, 33000), (900, 31790), (935, 30600), (990, 28900), (1000, 28611), (1020, 28050), (1100, 26010), (1122, 25500), (1125, 25432), (1156, 24750), (1224, 23375), (1275, 22440), (1320, 21675), (1375, 20808), (1445, 19800), (1496, 19125), (1500, 19074), (1530, 18700), (1650, 17340), (1683, 17000), (1700, 16830), (1734, 16500), (1800, 15895), (1870, 15300), (1980, 14450), (2040, 14025), (2125, 13464), (2200, 13005), (2244, 12750), (2250, 12716), (2312, 12375), (2475, 11560), (2550, 11220), (2601, 11000), (2750, 10404), (2805, 10200), (2890, 9900), (3000, 9537), (3060, 9350), (3179, 9000), (3300, 8670), (3366, 8500), (3400, 8415), (3468, 8250), (3740, 7650), (3825, 7480), (3960, 7225), (4125, 6936), (4250, 6732), (4335, 6600), (4488, 6375), (4500, 6358), (4675, 6120), (4950, 5780), (5100, 5610), (5202, 5500)]