197669920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1327}}^1$

素因数の和:1375

約数の個数: 144

約数和(自身を含む): 572261760

約数和(自身を除く): 374591840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 380, 392, 490, 532, 560, 608, 665, 760, 784, 931, 980, 1064, 1120, 1327, 1330, 1520, 1568, 1862, 1960, 2128, 2654, 2660, 3040, 3724, 3920, 4256, 4655, 5308, 5320, 6635, 7448, 7840, 9289, 9310, 10616, 10640, 13270, 14896, 18578, 18620, 21232, 21280, 25213, 26540, 29792, 37156, 37240, 42464, 46445, 50426, 53080, 65023, 74312, 74480, 92890, 100852, 106160, 126065, 130046, 148624, 148960, 176491, 185780, 201704, 212320, 252130, 260092, 297248, 325115, 352982, 371560, 403408, 504260, 520184, 650230, 705964, 743120, 806816, 882455, 1008520, 1040368, 1235437, 1300460, 1411928, 1486240, 1764910, 2017040, 2080736, 2470874, 2600920, 2823856, 3529820, 4034080, 4941748, 5201840, 5647712, 6177185, 7059640, 9883496, 10403680, 12354370, 14119280, 19766992, 24708740, 28238560, 39533984, 49417480, 98834960, 197669920]

約数ペア:

[(1, 197669920), (2, 98834960), (4, 49417480), (5, 39533984), (7, 28238560), (8, 24708740), (10, 19766992), (14, 14119280), (16, 12354370), (19, 10403680), (20, 9883496), (28, 7059640), (32, 6177185), (35, 5647712), (38, 5201840), (40, 4941748), (49, 4034080), (56, 3529820), (70, 2823856), (76, 2600920), (80, 2470874), (95, 2080736), (98, 2017040), (112, 1764910), (133, 1486240), (140, 1411928), (152, 1300460), (160, 1235437), (190, 1040368), (196, 1008520), (224, 882455), (245, 806816), (266, 743120), (280, 705964), (304, 650230), (380, 520184), (392, 504260), (490, 403408), (532, 371560), (560, 352982), (608, 325115), (665, 297248), (760, 260092), (784, 252130), (931, 212320), (980, 201704), (1064, 185780), (1120, 176491), (1327, 148960), (1330, 148624), (1520, 130046), (1568, 126065), (1862, 106160), (1960, 100852), (2128, 92890), (2654, 74480), (2660, 74312), (3040, 65023), (3724, 53080), (3920, 50426), (4256, 46445), (4655, 42464), (5308, 37240), (5320, 37156), (6635, 29792), (7448, 26540), (7840, 25213), (9289, 21280), (9310, 21232), (10616, 18620), (10640, 18578), (13270, 14896)]