380770520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 192

約数和(自身を含む): 1011916800

約数和(自身を除く): 631146280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 31, 40, 46, 52, 62, 65, 79, 92, 104, 115, 124, 130, 155, 158, 169, 184, 230, 248, 260, 299, 310, 316, 338, 395, 403, 460, 520, 598, 620, 632, 676, 713, 790, 806, 845, 920, 1027, 1196, 1240, 1352, 1426, 1495, 1580, 1612, 1690, 1817, 2015, 2054, 2392, 2449, 2852, 2990, 3160, 3224, 3380, 3565, 3634, 3887, 4030, 4108, 4898, 5135, 5239, 5704, 5980, 6760, 7130, 7268, 7774, 8060, 8216, 9085, 9269, 9796, 10270, 10478, 11960, 12245, 13351, 14260, 14536, 15548, 16120, 18170, 18538, 19435, 19592, 20540, 20956, 23621, 24490, 26195, 26702, 28520, 31096, 31837, 36340, 37076, 38870, 41080, 41912, 46345, 47242, 48980, 52390, 53404, 56327, 63674, 66755, 72680, 74152, 77740, 92690, 94484, 97960, 104780, 106808, 112654, 118105, 120497, 127348, 133510, 155480, 159185, 185380, 188968, 209560, 225308, 236210, 240994, 254696, 267020, 281635, 307073, 318370, 370760, 413881, 450616, 472420, 481988, 534040, 563270, 602485, 614146, 636740, 732251, 827762, 944840, 963976, 1126540, 1204970, 1228292, 1273480, 1464502, 1535365, 1655524, 2069405, 2253080, 2409940, 2456584, 2929004, 3070730, 3311048, 3661255, 4138810, 4819880, 5858008, 6141460, 7322510, 8277620, 9519263, 12282920, 14645020, 16555240, 19038526, 29290040, 38077052, 47596315, 76154104, 95192630, 190385260, 380770520]

約数ペア:

[(1, 380770520), (2, 190385260), (4, 95192630), (5, 76154104), (8, 47596315), (10, 38077052), (13, 29290040), (20, 19038526), (23, 16555240), (26, 14645020), (31, 12282920), (40, 9519263), (46, 8277620), (52, 7322510), (62, 6141460), (65, 5858008), (79, 4819880), (92, 4138810), (104, 3661255), (115, 3311048), (124, 3070730), (130, 2929004), (155, 2456584), (158, 2409940), (169, 2253080), (184, 2069405), (230, 1655524), (248, 1535365), (260, 1464502), (299, 1273480), (310, 1228292), (316, 1204970), (338, 1126540), (395, 963976), (403, 944840), (460, 827762), (520, 732251), (598, 636740), (620, 614146), (632, 602485), (676, 563270), (713, 534040), (790, 481988), (806, 472420), (845, 450616), (920, 413881), (1027, 370760), (1196, 318370), (1240, 307073), (1352, 281635), (1426, 267020), (1495, 254696), (1580, 240994), (1612, 236210), (1690, 225308), (1817, 209560), (2015, 188968), (2054, 185380), (2392, 159185), (2449, 155480), (2852, 133510), (2990, 127348), (3160, 120497), (3224, 118105), (3380, 112654), (3565, 106808), (3634, 104780), (3887, 97960), (4030, 94484), (4108, 92690), (4898, 77740), (5135, 74152), (5239, 72680), (5704, 66755), (5980, 63674), (6760, 56327), (7130, 53404), (7268, 52390), (7774, 48980), (8060, 47242), (8216, 46345), (9085, 41912), (9269, 41080), (9796, 38870), (10270, 37076), (10478, 36340), (11960, 31837), (12245, 31096), (13351, 28520), (14260, 26702), (14536, 26195), (15548, 24490), (16120, 23621), (18170, 20956), (18538, 20540), (19435, 19592)]