51518880

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:316

約数の個数: 288

約数和(自身を含む): 212284800

約数和(自身を除く): 160765920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 210, 224, 228, 240, 252, 266, 269, 280, 285, 288, 304, 315, 336, 342, 360, 380, 399, 420, 456, 480, 504, 532, 538, 560, 570, 608, 630, 665, 672, 684, 720, 760, 798, 807, 840, 855, 912, 1008, 1064, 1076, 1120, 1140, 1197, 1260, 1330, 1345, 1368, 1440, 1520, 1596, 1614, 1680, 1710, 1824, 1883, 1995, 2016, 2128, 2152, 2280, 2394, 2421, 2520, 2660, 2690, 2736, 3040, 3192, 3228, 3360, 3420, 3766, 3990, 4035, 4256, 4304, 4560, 4788, 4842, 5040, 5111, 5320, 5380, 5472, 5649, 5985, 6384, 6456, 6840, 7532, 7980, 8070, 8608, 9120, 9415, 9576, 9684, 10080, 10222, 10640, 10760, 11298, 11970, 12105, 12768, 12912, 13680, 15064, 15333, 15960, 16140, 16947, 18830, 19152, 19368, 20444, 21280, 21520, 22596, 23940, 24210, 25555, 25824, 27360, 28245, 30128, 30666, 31920, 32280, 33894, 35777, 37660, 38304, 38736, 40888, 43040, 45192, 45999, 47880, 48420, 51110, 56490, 60256, 61332, 63840, 64560, 67788, 71554, 75320, 76665, 77472, 81776, 84735, 90384, 91998, 95760, 96840, 102220, 107331, 112980, 122664, 129120, 135576, 143108, 150640, 153330, 163552, 169470, 178885, 180768, 183996, 191520, 193680, 204440, 214662, 225960, 229995, 245328, 271152, 286216, 301280, 306660, 321993, 338940, 357770, 367992, 387360, 408880, 429324, 451920, 459990, 490656, 536655, 542304, 572432, 613320, 643986, 677880, 715540, 735984, 817760, 858648, 903840, 919980, 1073310, 1144864, 1226640, 1287972, 1355760, 1431080, 1471968, 1609965, 1717296, 1839960, 2146620, 2453280, 2575944, 2711520, 2862160, 3219930, 3434592, 3679920, 4293240, 5151888, 5724320, 6439860, 7359840, 8586480, 10303776, 12879720, 17172960, 25759440, 51518880]

約数ペア:

[(1, 51518880), (2, 25759440), (3, 17172960), (4, 12879720), (5, 10303776), (6, 8586480), (7, 7359840), (8, 6439860), (9, 5724320), (10, 5151888), (12, 4293240), (14, 3679920), (15, 3434592), (16, 3219930), (18, 2862160), (19, 2711520), (20, 2575944), (21, 2453280), (24, 2146620), (28, 1839960), (30, 1717296), (32, 1609965), (35, 1471968), (36, 1431080), (38, 1355760), (40, 1287972), (42, 1226640), (45, 1144864), (48, 1073310), (56, 919980), (57, 903840), (60, 858648), (63, 817760), (70, 735984), (72, 715540), (76, 677880), (80, 643986), (84, 613320), (90, 572432), (95, 542304), (96, 536655), (105, 490656), (112, 459990), (114, 451920), (120, 429324), (126, 408880), (133, 387360), (140, 367992), (144, 357770), (152, 338940), (160, 321993), (168, 306660), (171, 301280), (180, 286216), (190, 271152), (210, 245328), (224, 229995), (228, 225960), (240, 214662), (252, 204440), (266, 193680), (269, 191520), (280, 183996), (285, 180768), (288, 178885), (304, 169470), (315, 163552), (336, 153330), (342, 150640), (360, 143108), (380, 135576), (399, 129120), (420, 122664), (456, 112980), (480, 107331), (504, 102220), (532, 96840), (538, 95760), (560, 91998), (570, 90384), (608, 84735), (630, 81776), (665, 77472), (672, 76665), (684, 75320), (720, 71554), (760, 67788), (798, 64560), (807, 63840), (840, 61332), (855, 60256), (912, 56490), (1008, 51110), (1064, 48420), (1076, 47880), (1120, 45999), (1140, 45192), (1197, 43040), (1260, 40888), (1330, 38736), (1345, 38304), (1368, 37660), (1440, 35777), (1520, 33894), (1596, 32280), (1614, 31920), (1680, 30666), (1710, 30128), (1824, 28245), (1883, 27360), (1995, 25824), (2016, 25555), (2128, 24210), (2152, 23940), (2280, 22596), (2394, 21520), (2421, 21280), (2520, 20444), (2660, 19368), (2690, 19152), (2736, 18830), (3040, 16947), (3192, 16140), (3228, 15960), (3360, 15333), (3420, 15064), (3766, 13680), (3990, 12912), (4035, 12768), (4256, 12105), (4304, 11970), (4560, 11298), (4788, 10760), (4842, 10640), (5040, 10222), (5111, 10080), (5320, 9684), (5380, 9576), (5472, 9415), (5649, 9120), (5985, 8608), (6384, 8070), (6456, 7980), (6840, 7532)]