6920401280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{587}}^1$

素因数の和:741

約数の個数: 192

約数和(自身を含む): 18109753200

約数和(自身を除く): 11189351920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 109, 128, 130, 160, 169, 208, 218, 260, 320, 338, 416, 436, 520, 545, 587, 640, 676, 832, 845, 872, 1040, 1090, 1174, 1352, 1417, 1664, 1690, 1744, 2080, 2180, 2348, 2704, 2834, 2935, 3380, 3488, 4160, 4360, 4696, 5408, 5668, 5870, 6760, 6976, 7085, 7631, 8320, 8720, 9392, 10816, 11336, 11740, 13520, 13952, 14170, 15262, 17440, 18421, 18784, 21632, 22672, 23480, 27040, 28340, 30524, 34880, 36842, 37568, 38155, 45344, 46960, 54080, 56680, 61048, 63983, 69760, 73684, 75136, 76310, 90688, 92105, 93920, 99203, 108160, 113360, 122096, 127966, 147368, 152620, 181376, 184210, 187840, 198406, 226720, 244192, 255932, 294736, 305240, 319915, 368420, 375680, 396812, 453440, 488384, 496015, 511864, 589472, 610480, 639830, 736840, 793624, 831779, 906880, 976768, 992030, 1023728, 1178944, 1220960, 1279660, 1473680, 1587248, 1663558, 1984060, 2047456, 2357888, 2441920, 2559320, 2947360, 3174496, 3327116, 3968120, 4094912, 4158895, 4883840, 5118640, 5894720, 6348992, 6654232, 7936240, 8189824, 8317790, 10237280, 10813127, 11789440, 12697984, 13308464, 15872480, 16635580, 20474560, 21626254, 26616928, 31744960, 33271160, 40949120, 43252508, 53233856, 54065635, 63489920, 66542320, 86505016, 106467712, 108131270, 133084640, 173010032, 216262540, 266169280, 346020064, 432525080, 532338560, 692040128, 865050160, 1384080256, 1730100320, 3460200640, 6920401280]

約数ペア:

[(1, 6920401280), (2, 3460200640), (4, 1730100320), (5, 1384080256), (8, 865050160), (10, 692040128), (13, 532338560), (16, 432525080), (20, 346020064), (26, 266169280), (32, 216262540), (40, 173010032), (52, 133084640), (64, 108131270), (65, 106467712), (80, 86505016), (104, 66542320), (109, 63489920), (128, 54065635), (130, 53233856), (160, 43252508), (169, 40949120), (208, 33271160), (218, 31744960), (260, 26616928), (320, 21626254), (338, 20474560), (416, 16635580), (436, 15872480), (520, 13308464), (545, 12697984), (587, 11789440), (640, 10813127), (676, 10237280), (832, 8317790), (845, 8189824), (872, 7936240), (1040, 6654232), (1090, 6348992), (1174, 5894720), (1352, 5118640), (1417, 4883840), (1664, 4158895), (1690, 4094912), (1744, 3968120), (2080, 3327116), (2180, 3174496), (2348, 2947360), (2704, 2559320), (2834, 2441920), (2935, 2357888), (3380, 2047456), (3488, 1984060), (4160, 1663558), (4360, 1587248), (4696, 1473680), (5408, 1279660), (5668, 1220960), (5870, 1178944), (6760, 1023728), (6976, 992030), (7085, 976768), (7631, 906880), (8320, 831779), (8720, 793624), (9392, 736840), (10816, 639830), (11336, 610480), (11740, 589472), (13520, 511864), (13952, 496015), (14170, 488384), (15262, 453440), (17440, 396812), (18421, 375680), (18784, 368420), (21632, 319915), (22672, 305240), (23480, 294736), (27040, 255932), (28340, 244192), (30524, 226720), (34880, 198406), (36842, 187840), (37568, 184210), (38155, 181376), (45344, 152620), (46960, 147368), (54080, 127966), (56680, 122096), (61048, 113360), (63983, 108160), (69760, 99203), (73684, 93920), (75136, 92105), (76310, 90688)]