420163080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:204

約数の個数: 256

約数和(自身を含む): 1393459200

約数和(自身を除く): 973296120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 41, 46, 47, 60, 69, 79, 82, 92, 94, 115, 120, 123, 138, 141, 158, 164, 184, 188, 205, 230, 235, 237, 246, 276, 282, 316, 328, 345, 376, 395, 410, 460, 470, 474, 492, 552, 564, 615, 632, 690, 705, 790, 820, 920, 940, 943, 948, 984, 1081, 1128, 1185, 1230, 1380, 1410, 1580, 1640, 1817, 1880, 1886, 1896, 1927, 2162, 2370, 2460, 2760, 2820, 2829, 3160, 3239, 3243, 3634, 3713, 3772, 3854, 4324, 4715, 4740, 4920, 5405, 5451, 5640, 5658, 5781, 6478, 6486, 7268, 7426, 7544, 7708, 8648, 9085, 9430, 9480, 9635, 9717, 10810, 10902, 11139, 11316, 11562, 12956, 12972, 14145, 14536, 14852, 15416, 16195, 16215, 18170, 18565, 18860, 19270, 19434, 21620, 21804, 22278, 22632, 23124, 25912, 25944, 27255, 28290, 28905, 29704, 32390, 32430, 36340, 37130, 37720, 38540, 38868, 43240, 43608, 44321, 44556, 46248, 48585, 54510, 55695, 56580, 57810, 64780, 64860, 72680, 74260, 74497, 77080, 77736, 85399, 88642, 89112, 97170, 109020, 111390, 113160, 115620, 129560, 129720, 132963, 148520, 148994, 152233, 170798, 177284, 194340, 218040, 221605, 222780, 223491, 231240, 256197, 265926, 297988, 304466, 341596, 354568, 372485, 388680, 426995, 443210, 445560, 446982, 456699, 512394, 531852, 595976, 608932, 664815, 683192, 744970, 761165, 853990, 886420, 893964, 913398, 1024788, 1063704, 1117455, 1217864, 1280985, 1329630, 1489940, 1522330, 1707980, 1772840, 1787928, 1826796, 2049576, 2234910, 2283495, 2561970, 2659260, 2979880, 3044660, 3415960, 3501359, 3653592, 4469820, 4566990, 5123940, 5318520, 6089320, 7002718, 8939640, 9133980, 10247880, 10504077, 14005436, 17506795, 18267960, 21008154, 28010872, 35013590, 42016308, 52520385, 70027180, 84032616, 105040770, 140054360, 210081540, 420163080]

約数ペア:

[(1, 420163080), (2, 210081540), (3, 140054360), (4, 105040770), (5, 84032616), (6, 70027180), (8, 52520385), (10, 42016308), (12, 35013590), (15, 28010872), (20, 21008154), (23, 18267960), (24, 17506795), (30, 14005436), (40, 10504077), (41, 10247880), (46, 9133980), (47, 8939640), (60, 7002718), (69, 6089320), (79, 5318520), (82, 5123940), (92, 4566990), (94, 4469820), (115, 3653592), (120, 3501359), (123, 3415960), (138, 3044660), (141, 2979880), (158, 2659260), (164, 2561970), (184, 2283495), (188, 2234910), (205, 2049576), (230, 1826796), (235, 1787928), (237, 1772840), (246, 1707980), (276, 1522330), (282, 1489940), (316, 1329630), (328, 1280985), (345, 1217864), (376, 1117455), (395, 1063704), (410, 1024788), (460, 913398), (470, 893964), (474, 886420), (492, 853990), (552, 761165), (564, 744970), (615, 683192), (632, 664815), (690, 608932), (705, 595976), (790, 531852), (820, 512394), (920, 456699), (940, 446982), (943, 445560), (948, 443210), (984, 426995), (1081, 388680), (1128, 372485), (1185, 354568), (1230, 341596), (1380, 304466), (1410, 297988), (1580, 265926), (1640, 256197), (1817, 231240), (1880, 223491), (1886, 222780), (1896, 221605), (1927, 218040), (2162, 194340), (2370, 177284), (2460, 170798), (2760, 152233), (2820, 148994), (2829, 148520), (3160, 132963), (3239, 129720), (3243, 129560), (3634, 115620), (3713, 113160), (3772, 111390), (3854, 109020), (4324, 97170), (4715, 89112), (4740, 88642), (4920, 85399), (5405, 77736), (5451, 77080), (5640, 74497), (5658, 74260), (5781, 72680), (6478, 64860), (6486, 64780), (7268, 57810), (7426, 56580), (7544, 55695), (7708, 54510), (8648, 48585), (9085, 46248), (9430, 44556), (9480, 44321), (9635, 43608), (9717, 43240), (10810, 38868), (10902, 38540), (11139, 37720), (11316, 37130), (11562, 36340), (12956, 32430), (12972, 32390), (14145, 29704), (14536, 28905), (14852, 28290), (15416, 27255), (16195, 25944), (16215, 25912), (18170, 23124), (18565, 22632), (18860, 22278), (19270, 21804), (19434, 21620)]