8145720

素因数分解:

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

素因数の和:67

約数の個数: 192

約数和(自身を含む): 30831840

約数和(自身を除く): 22686120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 17, 18, 20, 22, 24, 30, 33, 34, 36, 40, 44, 45, 51, 55, 60, 66, 68, 72, 85, 88, 90, 99, 102, 110, 120, 121, 132, 136, 153, 165, 170, 180, 187, 198, 204, 220, 242, 255, 264, 306, 330, 340, 360, 363, 374, 396, 408, 440, 484, 495, 510, 561, 605, 612, 660, 680, 726, 748, 765, 792, 935, 968, 990, 1020, 1089, 1122, 1210, 1224, 1320, 1331, 1452, 1496, 1530, 1683, 1815, 1870, 1980, 2040, 2057, 2178, 2244, 2420, 2662, 2805, 2904, 3060, 3366, 3630, 3740, 3960, 3993, 4114, 4356, 4488, 4840, 5324, 5445, 5610, 6120, 6171, 6655, 6732, 7260, 7480, 7986, 8228, 8415, 8712, 10285, 10648, 10890, 11220, 11979, 12342, 13310, 13464, 14520, 15972, 16456, 16830, 18513, 19965, 20570, 21780, 22440, 22627, 23958, 24684, 26620, 30855, 31944, 33660, 37026, 39930, 41140, 43560, 45254, 47916, 49368, 53240, 59895, 61710, 67320, 67881, 74052, 79860, 82280, 90508, 92565, 95832, 113135, 119790, 123420, 135762, 148104, 159720, 181016, 185130, 203643, 226270, 239580, 246840, 271524, 339405, 370260, 407286, 452540, 479160, 543048, 678810, 740520, 814572, 905080, 1018215, 1357620, 1629144, 2036430, 2715240, 4072860, 8145720]

約数ペア:

[(1, 8145720), (2, 4072860), (3, 2715240), (4, 2036430), (5, 1629144), (6, 1357620), (8, 1018215), (9, 905080), (10, 814572), (11, 740520), (12, 678810), (15, 543048), (17, 479160), (18, 452540), (20, 407286), (22, 370260), (24, 339405), (30, 271524), (33, 246840), (34, 239580), (36, 226270), (40, 203643), (44, 185130), (45, 181016), (51, 159720), (55, 148104), (60, 135762), (66, 123420), (68, 119790), (72, 113135), (85, 95832), (88, 92565), (90, 90508), (99, 82280), (102, 79860), (110, 74052), (120, 67881), (121, 67320), (132, 61710), (136, 59895), (153, 53240), (165, 49368), (170, 47916), (180, 45254), (187, 43560), (198, 41140), (204, 39930), (220, 37026), (242, 33660), (255, 31944), (264, 30855), (306, 26620), (330, 24684), (340, 23958), (360, 22627), (363, 22440), (374, 21780), (396, 20570), (408, 19965), (440, 18513), (484, 16830), (495, 16456), (510, 15972), (561, 14520), (605, 13464), (612, 13310), (660, 12342), (680, 11979), (726, 11220), (748, 10890), (765, 10648), (792, 10285), (935, 8712), (968, 8415), (990, 8228), (1020, 7986), (1089, 7480), (1122, 7260), (1210, 6732), (1224, 6655), (1320, 6171), (1331, 6120), (1452, 5610), (1496, 5445), (1530, 5324), (1683, 4840), (1815, 4488), (1870, 4356), (1980, 4114), (2040, 3993), (2057, 3960), (2178, 3740), (2244, 3630), (2420, 3366), (2662, 3060), (2805, 2904)]