80638740

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1$

素因数の和:588

約数の個数: 240

約数和(自身を含む): 311912832

約数和(自身を除く): 231274092

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 540, 546, 547, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 1053, 1092, 1094, 1134, 1170, 1260, 1365, 1404, 1620, 1638, 1641, 1755, 1820, 1890, 2106, 2188, 2268, 2340, 2457, 2730, 2735, 2835, 3276, 3282, 3510, 3780, 3829, 4095, 4212, 4914, 4923, 5265, 5460, 5470, 5670, 6564, 7020, 7111, 7371, 7658, 8190, 8205, 9828, 9846, 10530, 10940, 11340, 11487, 12285, 14222, 14742, 14769, 15316, 16380, 16410, 19145, 19692, 21060, 21333, 22974, 24570, 24615, 28444, 29484, 29538, 32820, 34461, 35555, 36855, 38290, 42666, 44307, 45948, 49140, 49230, 49777, 57435, 59076, 63999, 68922, 71110, 73710, 73845, 76580, 85332, 88614, 98460, 99554, 103383, 106665, 114870, 127998, 137844, 142220, 147420, 147690, 149331, 172305, 177228, 191997, 199108, 206766, 213330, 221535, 229740, 248885, 255996, 295380, 298662, 310149, 319995, 344610, 383994, 413532, 426660, 443070, 447993, 497770, 516915, 575991, 597324, 620298, 639990, 689220, 746655, 767988, 886140, 895986, 959985, 995540, 1033830, 1151982, 1240596, 1279980, 1343979, 1493310, 1550745, 1791972, 1919970, 2067660, 2239965, 2303964, 2687958, 2879955, 2986620, 3101490, 3839940, 4031937, 4479930, 5375916, 5759910, 6202980, 6719895, 8063874, 8959860, 11519820, 13439790, 16127748, 20159685, 26879580, 40319370, 80638740]

約数ペア:

[(1, 80638740), (2, 40319370), (3, 26879580), (4, 20159685), (5, 16127748), (6, 13439790), (7, 11519820), (9, 8959860), (10, 8063874), (12, 6719895), (13, 6202980), (14, 5759910), (15, 5375916), (18, 4479930), (20, 4031937), (21, 3839940), (26, 3101490), (27, 2986620), (28, 2879955), (30, 2687958), (35, 2303964), (36, 2239965), (39, 2067660), (42, 1919970), (45, 1791972), (52, 1550745), (54, 1493310), (60, 1343979), (63, 1279980), (65, 1240596), (70, 1151982), (78, 1033830), (81, 995540), (84, 959985), (90, 895986), (91, 886140), (105, 767988), (108, 746655), (117, 689220), (126, 639990), (130, 620298), (135, 597324), (140, 575991), (156, 516915), (162, 497770), (180, 447993), (182, 443070), (189, 426660), (195, 413532), (210, 383994), (234, 344610), (252, 319995), (260, 310149), (270, 298662), (273, 295380), (315, 255996), (324, 248885), (351, 229740), (364, 221535), (378, 213330), (390, 206766), (405, 199108), (420, 191997), (455, 177228), (468, 172305), (540, 149331), (546, 147690), (547, 147420), (567, 142220), (585, 137844), (630, 127998), (702, 114870), (756, 106665), (780, 103383), (810, 99554), (819, 98460), (910, 88614), (945, 85332), (1053, 76580), (1092, 73845), (1094, 73710), (1134, 71110), (1170, 68922), (1260, 63999), (1365, 59076), (1404, 57435), (1620, 49777), (1638, 49230), (1641, 49140), (1755, 45948), (1820, 44307), (1890, 42666), (2106, 38290), (2188, 36855), (2268, 35555), (2340, 34461), (2457, 32820), (2730, 29538), (2735, 29484), (2835, 28444), (3276, 24615), (3282, 24570), (3510, 22974), (3780, 21333), (3829, 21060), (4095, 19692), (4212, 19145), (4914, 16410), (4923, 16380), (5265, 15316), (5460, 14769), (5470, 14742), (5670, 14222), (6564, 12285), (7020, 11487), (7111, 11340), (7371, 10940), (7658, 10530), (8190, 9846), (8205, 9828)]