318065580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:549

約数の個数: 288

約数和(自身を含む): 1207664640

約数和(自身を除く): 889599060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 31, 34, 35, 36, 42, 45, 51, 60, 62, 63, 68, 70, 84, 85, 90, 93, 102, 105, 119, 124, 126, 140, 153, 155, 170, 180, 186, 204, 210, 217, 238, 252, 255, 279, 306, 310, 315, 340, 357, 372, 420, 434, 465, 476, 479, 510, 527, 558, 595, 612, 620, 630, 651, 714, 765, 868, 930, 958, 1020, 1054, 1071, 1085, 1116, 1190, 1260, 1302, 1395, 1428, 1437, 1530, 1581, 1785, 1860, 1916, 1953, 2108, 2142, 2170, 2380, 2395, 2604, 2635, 2790, 2874, 3060, 3162, 3255, 3353, 3570, 3689, 3906, 4284, 4311, 4340, 4743, 4790, 5270, 5355, 5580, 5748, 6324, 6510, 6706, 7140, 7185, 7378, 7812, 7905, 8143, 8622, 9486, 9580, 9765, 10059, 10540, 10710, 11067, 13020, 13412, 14370, 14756, 14849, 15810, 16286, 16765, 17244, 18445, 18972, 19530, 20118, 21420, 21555, 22134, 23715, 24429, 28740, 29698, 30177, 31620, 32572, 33201, 33530, 36890, 39060, 40236, 40715, 43110, 44268, 44547, 47430, 48858, 50295, 55335, 57001, 59396, 60354, 66402, 67060, 73287, 73780, 74245, 81430, 86220, 89094, 94860, 97716, 100590, 103943, 110670, 114002, 120708, 122145, 132804, 133641, 146574, 148490, 150885, 162860, 166005, 171003, 178188, 201180, 207886, 221340, 222735, 228004, 244290, 252433, 267282, 285005, 293148, 296980, 301770, 311829, 332010, 342006, 366435, 415772, 445470, 488580, 504866, 513009, 519715, 534564, 570010, 603540, 623658, 664020, 668205, 684012, 732870, 757299, 855015, 890940, 935487, 1009732, 1026018, 1039430, 1140020, 1247316, 1262165, 1336410, 1465740, 1514598, 1559145, 1710030, 1767031, 1870974, 2052036, 2078860, 2271897, 2524330, 2565045, 2672820, 3029196, 3118290, 3420060, 3534062, 3741948, 3786495, 4543794, 4677435, 5048660, 5130090, 5301093, 6236580, 7068124, 7572990, 8835155, 9087588, 9354870, 10260180, 10602186, 11359485, 15145980, 15903279, 17670310, 18709740, 21204372, 22718970, 26505465, 31806558, 35340620, 45437940, 53010930, 63613116, 79516395, 106021860, 159032790, 318065580]

約数ペア:

[(1, 318065580), (2, 159032790), (3, 106021860), (4, 79516395), (5, 63613116), (6, 53010930), (7, 45437940), (9, 35340620), (10, 31806558), (12, 26505465), (14, 22718970), (15, 21204372), (17, 18709740), (18, 17670310), (20, 15903279), (21, 15145980), (28, 11359485), (30, 10602186), (31, 10260180), (34, 9354870), (35, 9087588), (36, 8835155), (42, 7572990), (45, 7068124), (51, 6236580), (60, 5301093), (62, 5130090), (63, 5048660), (68, 4677435), (70, 4543794), (84, 3786495), (85, 3741948), (90, 3534062), (93, 3420060), (102, 3118290), (105, 3029196), (119, 2672820), (124, 2565045), (126, 2524330), (140, 2271897), (153, 2078860), (155, 2052036), (170, 1870974), (180, 1767031), (186, 1710030), (204, 1559145), (210, 1514598), (217, 1465740), (238, 1336410), (252, 1262165), (255, 1247316), (279, 1140020), (306, 1039430), (310, 1026018), (315, 1009732), (340, 935487), (357, 890940), (372, 855015), (420, 757299), (434, 732870), (465, 684012), (476, 668205), (479, 664020), (510, 623658), (527, 603540), (558, 570010), (595, 534564), (612, 519715), (620, 513009), (630, 504866), (651, 488580), (714, 445470), (765, 415772), (868, 366435), (930, 342006), (958, 332010), (1020, 311829), (1054, 301770), (1071, 296980), (1085, 293148), (1116, 285005), (1190, 267282), (1260, 252433), (1302, 244290), (1395, 228004), (1428, 222735), (1437, 221340), (1530, 207886), (1581, 201180), (1785, 178188), (1860, 171003), (1916, 166005), (1953, 162860), (2108, 150885), (2142, 148490), (2170, 146574), (2380, 133641), (2395, 132804), (2604, 122145), (2635, 120708), (2790, 114002), (2874, 110670), (3060, 103943), (3162, 100590), (3255, 97716), (3353, 94860), (3570, 89094), (3689, 86220), (3906, 81430), (4284, 74245), (4311, 73780), (4340, 73287), (4743, 67060), (4790, 66402), (5270, 60354), (5355, 59396), (5580, 57001), (5748, 55335), (6324, 50295), (6510, 48858), (6706, 47430), (7140, 44547), (7185, 44268), (7378, 43110), (7812, 40715), (7905, 40236), (8143, 39060), (8622, 36890), (9486, 33530), (9580, 33201), (9765, 32572), (10059, 31620), (10540, 30177), (10710, 29698), (11067, 28740), (13020, 24429), (13412, 23715), (14370, 22134), (14756, 21555), (14849, 21420), (15810, 20118), (16286, 19530), (16765, 18972), (17244, 18445)]