19204782720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{1409}}^1$

素因数の和:1691

約数の個数: 256

約数和(自身を含む): 63510912000

約数和(自身を除く): 44306129280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 229, 240, 248, 310, 320, 372, 384, 458, 465, 480, 496, 620, 640, 687, 744, 916, 930, 960, 992, 1145, 1240, 1374, 1409, 1488, 1832, 1860, 1920, 1984, 2290, 2480, 2748, 2818, 2976, 3435, 3664, 3720, 3968, 4227, 4580, 4960, 5496, 5636, 5952, 6870, 7045, 7099, 7328, 7440, 8454, 9160, 9920, 10992, 11272, 11904, 13740, 14090, 14198, 14656, 14880, 16908, 18320, 19840, 21135, 21297, 21984, 22544, 27480, 28180, 28396, 29312, 29760, 33816, 35495, 36640, 42270, 42594, 43679, 43968, 45088, 54960, 56360, 56792, 59520, 67632, 70990, 73280, 84540, 85188, 87358, 87936, 90176, 106485, 109920, 112720, 113584, 131037, 135264, 141980, 146560, 169080, 170376, 174716, 180352, 212970, 218395, 219840, 225440, 227168, 262074, 270528, 283960, 322661, 338160, 340752, 349432, 425940, 436790, 439680, 450880, 454336, 524148, 541056, 567920, 645322, 655185, 676320, 681504, 698864, 851880, 873580, 901760, 908672, 967983, 1048296, 1135840, 1290644, 1310370, 1352640, 1363008, 1397728, 1613305, 1703760, 1747160, 1935966, 2096592, 2271680, 2581288, 2620740, 2705280, 2726016, 2795456, 3226610, 3407520, 3494320, 3871932, 4193184, 4543360, 4839915, 5162576, 5241480, 5590912, 6453220, 6815040, 6988640, 7743864, 8386368, 9679830, 10002491, 10325152, 10482960, 12906440, 13630080, 13977280, 15487728, 16772736, 19359660, 20004982, 20650304, 20965920, 25812880, 27954560, 30007473, 30975456, 38719320, 40009964, 41300608, 41931840, 50012455, 51625760, 60014946, 61950912, 77438640, 80019928, 83863680, 100024910, 103251520, 120029892, 123901824, 150037365, 154877280, 160039856, 200049820, 206503040, 240059784, 300074730, 309754560, 320079712, 400099640, 480119568, 600149460, 619509120, 640159424, 800199280, 960239136, 1200298920, 1280318848, 1600398560, 1920478272, 2400597840, 3200797120, 3840956544, 4801195680, 6401594240, 9602391360, 19204782720]

約数ペア:

[(1, 19204782720), (2, 9602391360), (3, 6401594240), (4, 4801195680), (5, 3840956544), (6, 3200797120), (8, 2400597840), (10, 1920478272), (12, 1600398560), (15, 1280318848), (16, 1200298920), (20, 960239136), (24, 800199280), (30, 640159424), (31, 619509120), (32, 600149460), (40, 480119568), (48, 400099640), (60, 320079712), (62, 309754560), (64, 300074730), (80, 240059784), (93, 206503040), (96, 200049820), (120, 160039856), (124, 154877280), (128, 150037365), (155, 123901824), (160, 120029892), (186, 103251520), (192, 100024910), (229, 83863680), (240, 80019928), (248, 77438640), (310, 61950912), (320, 60014946), (372, 51625760), (384, 50012455), (458, 41931840), (465, 41300608), (480, 40009964), (496, 38719320), (620, 30975456), (640, 30007473), (687, 27954560), (744, 25812880), (916, 20965920), (930, 20650304), (960, 20004982), (992, 19359660), (1145, 16772736), (1240, 15487728), (1374, 13977280), (1409, 13630080), (1488, 12906440), (1832, 10482960), (1860, 10325152), (1920, 10002491), (1984, 9679830), (2290, 8386368), (2480, 7743864), (2748, 6988640), (2818, 6815040), (2976, 6453220), (3435, 5590912), (3664, 5241480), (3720, 5162576), (3968, 4839915), (4227, 4543360), (4580, 4193184), (4960, 3871932), (5496, 3494320), (5636, 3407520), (5952, 3226610), (6870, 2795456), (7045, 2726016), (7099, 2705280), (7328, 2620740), (7440, 2581288), (8454, 2271680), (9160, 2096592), (9920, 1935966), (10992, 1747160), (11272, 1703760), (11904, 1613305), (13740, 1397728), (14090, 1363008), (14198, 1352640), (14656, 1310370), (14880, 1290644), (16908, 1135840), (18320, 1048296), (19840, 967983), (21135, 908672), (21297, 901760), (21984, 873580), (22544, 851880), (27480, 698864), (28180, 681504), (28396, 676320), (29312, 655185), (29760, 645322), (33816, 567920), (35495, 541056), (36640, 524148), (42270, 454336), (42594, 450880), (43679, 439680), (43968, 436790), (45088, 425940), (54960, 349432), (56360, 340752), (56792, 338160), (59520, 322661), (67632, 283960), (70990, 270528), (73280, 262074), (84540, 227168), (85188, 225440), (87358, 219840), (87936, 218395), (90176, 212970), (106485, 180352), (109920, 174716), (112720, 170376), (113584, 169080), (131037, 146560), (135264, 141980)]