187346280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1999}}^1$

素因数の和:2095

約数の個数: 128

約数和(自身を含む): 622080000

約数和(自身を除く): 434733720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 71, 88, 110, 120, 132, 142, 165, 213, 220, 264, 284, 330, 355, 426, 440, 568, 660, 710, 781, 852, 1065, 1320, 1420, 1562, 1704, 1999, 2130, 2343, 2840, 3124, 3905, 3998, 4260, 4686, 5997, 6248, 7810, 7996, 8520, 9372, 9995, 11715, 11994, 15620, 15992, 18744, 19990, 21989, 23430, 23988, 29985, 31240, 39980, 43978, 46860, 47976, 59970, 65967, 79960, 87956, 93720, 109945, 119940, 131934, 141929, 175912, 219890, 239880, 263868, 283858, 329835, 425787, 439780, 527736, 567716, 659670, 709645, 851574, 879560, 1135432, 1319340, 1419290, 1561219, 1703148, 2128935, 2638680, 2838580, 3122438, 3406296, 4257870, 4683657, 5677160, 6244876, 7806095, 8515740, 9367314, 12489752, 15612190, 17031480, 18734628, 23418285, 31224380, 37469256, 46836570, 62448760, 93673140, 187346280]

約数ペア:

[(1, 187346280), (2, 93673140), (3, 62448760), (4, 46836570), (5, 37469256), (6, 31224380), (8, 23418285), (10, 18734628), (11, 17031480), (12, 15612190), (15, 12489752), (20, 9367314), (22, 8515740), (24, 7806095), (30, 6244876), (33, 5677160), (40, 4683657), (44, 4257870), (55, 3406296), (60, 3122438), (66, 2838580), (71, 2638680), (88, 2128935), (110, 1703148), (120, 1561219), (132, 1419290), (142, 1319340), (165, 1135432), (213, 879560), (220, 851574), (264, 709645), (284, 659670), (330, 567716), (355, 527736), (426, 439780), (440, 425787), (568, 329835), (660, 283858), (710, 263868), (781, 239880), (852, 219890), (1065, 175912), (1320, 141929), (1420, 131934), (1562, 119940), (1704, 109945), (1999, 93720), (2130, 87956), (2343, 79960), (2840, 65967), (3124, 59970), (3905, 47976), (3998, 46860), (4260, 43978), (4686, 39980), (5997, 31240), (6248, 29985), (7810, 23988), (7996, 23430), (8520, 21989), (9372, 19990), (9995, 18744), (11715, 15992), (11994, 15620)]