647520120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{367}}^1$

素因数の和:439

約数の個数: 288

約数和(自身を含む): 2363774400

約数和(自身を除く): 1716254280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 29, 30, 36, 39, 40, 45, 52, 58, 60, 65, 72, 78, 87, 90, 104, 116, 117, 120, 130, 145, 156, 169, 174, 180, 195, 232, 234, 260, 261, 290, 312, 338, 348, 360, 367, 377, 390, 435, 468, 507, 520, 522, 580, 585, 676, 696, 734, 754, 780, 845, 870, 936, 1014, 1044, 1101, 1131, 1160, 1170, 1305, 1352, 1468, 1508, 1521, 1560, 1690, 1740, 1835, 1885, 2028, 2088, 2202, 2262, 2340, 2535, 2610, 2936, 3016, 3042, 3303, 3380, 3393, 3480, 3670, 3770, 4056, 4404, 4524, 4680, 4771, 4901, 5070, 5220, 5505, 5655, 6084, 6606, 6760, 6786, 7340, 7540, 7605, 8808, 9048, 9542, 9802, 10140, 10440, 10643, 11010, 11310, 12168, 13212, 13572, 14313, 14680, 14703, 15080, 15210, 16515, 16965, 19084, 19604, 20280, 21286, 22020, 22620, 23855, 24505, 26424, 27144, 28626, 29406, 30420, 31929, 33030, 33930, 38168, 39208, 42572, 42939, 44040, 44109, 45240, 47710, 49010, 53215, 57252, 58812, 60840, 62023, 63858, 66060, 67860, 71565, 73515, 85144, 85878, 88218, 95420, 95787, 98020, 106430, 114504, 117624, 124046, 127716, 132120, 135720, 138359, 143130, 147030, 159645, 171756, 176436, 186069, 190840, 191574, 196040, 212860, 214695, 220545, 248092, 255432, 276718, 286260, 294060, 310115, 319290, 343512, 352872, 372138, 383148, 415077, 425720, 429390, 441090, 478935, 496184, 553436, 558207, 572520, 588120, 620230, 638580, 691795, 744276, 766296, 830154, 858780, 882180, 930345, 957870, 1106872, 1116414, 1240460, 1245231, 1277160, 1383590, 1488552, 1660308, 1717560, 1764360, 1798667, 1860690, 1915740, 2075385, 2232828, 2480920, 2490462, 2767180, 2791035, 3320616, 3597334, 3721380, 3831480, 4150770, 4465656, 4980924, 5396001, 5534360, 5582070, 6226155, 7194668, 7442760, 8301540, 8993335, 9961848, 10792002, 11164140, 12452310, 14389336, 16188003, 16603080, 17986670, 21584004, 22328280, 24904620, 26980005, 32376006, 35973340, 43168008, 49809240, 53960010, 64752012, 71946680, 80940015, 107920020, 129504024, 161880030, 215840040, 323760060, 647520120]

約数ペア:

[(1, 647520120), (2, 323760060), (3, 215840040), (4, 161880030), (5, 129504024), (6, 107920020), (8, 80940015), (9, 71946680), (10, 64752012), (12, 53960010), (13, 49809240), (15, 43168008), (18, 35973340), (20, 32376006), (24, 26980005), (26, 24904620), (29, 22328280), (30, 21584004), (36, 17986670), (39, 16603080), (40, 16188003), (45, 14389336), (52, 12452310), (58, 11164140), (60, 10792002), (65, 9961848), (72, 8993335), (78, 8301540), (87, 7442760), (90, 7194668), (104, 6226155), (116, 5582070), (117, 5534360), (120, 5396001), (130, 4980924), (145, 4465656), (156, 4150770), (169, 3831480), (174, 3721380), (180, 3597334), (195, 3320616), (232, 2791035), (234, 2767180), (260, 2490462), (261, 2480920), (290, 2232828), (312, 2075385), (338, 1915740), (348, 1860690), (360, 1798667), (367, 1764360), (377, 1717560), (390, 1660308), (435, 1488552), (468, 1383590), (507, 1277160), (520, 1245231), (522, 1240460), (580, 1116414), (585, 1106872), (676, 957870), (696, 930345), (734, 882180), (754, 858780), (780, 830154), (845, 766296), (870, 744276), (936, 691795), (1014, 638580), (1044, 620230), (1101, 588120), (1131, 572520), (1160, 558207), (1170, 553436), (1305, 496184), (1352, 478935), (1468, 441090), (1508, 429390), (1521, 425720), (1560, 415077), (1690, 383148), (1740, 372138), (1835, 352872), (1885, 343512), (2028, 319290), (2088, 310115), (2202, 294060), (2262, 286260), (2340, 276718), (2535, 255432), (2610, 248092), (2936, 220545), (3016, 214695), (3042, 212860), (3303, 196040), (3380, 191574), (3393, 190840), (3480, 186069), (3670, 176436), (3770, 171756), (4056, 159645), (4404, 147030), (4524, 143130), (4680, 138359), (4771, 135720), (4901, 132120), (5070, 127716), (5220, 124046), (5505, 117624), (5655, 114504), (6084, 106430), (6606, 98020), (6760, 95787), (6786, 95420), (7340, 88218), (7540, 85878), (7605, 85144), (8808, 73515), (9048, 71565), (9542, 67860), (9802, 66060), (10140, 63858), (10440, 62023), (10643, 60840), (11010, 58812), (11310, 57252), (12168, 53215), (13212, 49010), (13572, 47710), (14313, 45240), (14680, 44109), (14703, 44040), (15080, 42939), (15210, 42572), (16515, 39208), (16965, 38168), (19084, 33930), (19604, 33030), (20280, 31929), (21286, 30420), (22020, 29406), (22620, 28626), (23855, 27144), (24505, 26424)]