2857140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:79

約数の個数: 192

約数和(自身を含む): 10725120

約数和(自身を除く): 7867980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 27, 30, 33, 36, 37, 39, 44, 45, 52, 54, 55, 60, 65, 66, 74, 78, 90, 99, 108, 110, 111, 117, 130, 132, 135, 143, 148, 156, 165, 180, 185, 195, 198, 220, 222, 234, 260, 270, 286, 297, 330, 333, 351, 370, 390, 396, 407, 429, 444, 468, 481, 495, 540, 555, 572, 585, 594, 660, 666, 702, 715, 740, 780, 814, 858, 962, 990, 999, 1110, 1170, 1188, 1221, 1287, 1332, 1404, 1430, 1443, 1485, 1628, 1665, 1716, 1755, 1924, 1980, 1998, 2035, 2145, 2220, 2340, 2405, 2442, 2574, 2860, 2886, 2970, 3330, 3510, 3663, 3861, 3996, 4070, 4290, 4329, 4810, 4884, 4995, 5148, 5291, 5772, 5940, 6105, 6435, 6660, 7020, 7215, 7326, 7722, 8140, 8580, 8658, 9620, 9990, 10582, 10989, 12210, 12870, 12987, 14430, 14652, 15444, 15873, 17316, 18315, 19305, 19980, 21164, 21645, 21978, 24420, 25740, 25974, 26455, 28860, 31746, 36630, 38610, 43290, 43956, 47619, 51948, 52910, 54945, 63492, 64935, 73260, 77220, 79365, 86580, 95238, 105820, 109890, 129870, 142857, 158730, 190476, 219780, 238095, 259740, 285714, 317460, 476190, 571428, 714285, 952380, 1428570, 2857140]

約数ペア:

[(1, 2857140), (2, 1428570), (3, 952380), (4, 714285), (5, 571428), (6, 476190), (9, 317460), (10, 285714), (11, 259740), (12, 238095), (13, 219780), (15, 190476), (18, 158730), (20, 142857), (22, 129870), (26, 109890), (27, 105820), (30, 95238), (33, 86580), (36, 79365), (37, 77220), (39, 73260), (44, 64935), (45, 63492), (52, 54945), (54, 52910), (55, 51948), (60, 47619), (65, 43956), (66, 43290), (74, 38610), (78, 36630), (90, 31746), (99, 28860), (108, 26455), (110, 25974), (111, 25740), (117, 24420), (130, 21978), (132, 21645), (135, 21164), (143, 19980), (148, 19305), (156, 18315), (165, 17316), (180, 15873), (185, 15444), (195, 14652), (198, 14430), (220, 12987), (222, 12870), (234, 12210), (260, 10989), (270, 10582), (286, 9990), (297, 9620), (330, 8658), (333, 8580), (351, 8140), (370, 7722), (390, 7326), (396, 7215), (407, 7020), (429, 6660), (444, 6435), (468, 6105), (481, 5940), (495, 5772), (540, 5291), (555, 5148), (572, 4995), (585, 4884), (594, 4810), (660, 4329), (666, 4290), (702, 4070), (715, 3996), (740, 3861), (780, 3663), (814, 3510), (858, 3330), (962, 2970), (990, 2886), (999, 2860), (1110, 2574), (1170, 2442), (1188, 2405), (1221, 2340), (1287, 2220), (1332, 2145), (1404, 2035), (1430, 1998), (1443, 1980), (1485, 1924), (1628, 1755), (1665, 1716)]