290770920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{727}}^1$

素因数の和:856

約数の個数: 192

約数和(自身を含む): 1042554240

約数和(自身を除く): 751783320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 101, 110, 120, 132, 165, 180, 198, 202, 220, 264, 303, 330, 360, 396, 404, 440, 495, 505, 606, 660, 727, 792, 808, 909, 990, 1010, 1111, 1212, 1320, 1454, 1515, 1818, 1980, 2020, 2181, 2222, 2424, 2908, 3030, 3333, 3635, 3636, 3960, 4040, 4362, 4444, 4545, 5555, 5816, 6060, 6543, 6666, 7270, 7272, 7997, 8724, 8888, 9090, 9999, 10905, 11110, 12120, 13086, 13332, 14540, 15994, 16665, 17448, 18180, 19998, 21810, 22220, 23991, 26172, 26664, 29080, 31988, 32715, 33330, 36360, 39985, 39996, 43620, 44440, 47982, 49995, 52344, 63976, 65430, 66660, 71973, 73427, 79970, 79992, 87240, 95964, 99990, 119955, 130860, 133320, 143946, 146854, 159940, 191928, 199980, 220281, 239910, 261720, 287892, 293708, 319880, 359865, 367135, 399960, 440562, 479820, 575784, 587416, 660843, 719730, 734270, 807697, 881124, 959640, 1101405, 1321686, 1439460, 1468540, 1615394, 1762248, 2202810, 2423091, 2643372, 2878920, 2937080, 3230788, 3304215, 4038485, 4405620, 4846182, 5286744, 6461576, 6608430, 7269273, 8076970, 8811240, 9692364, 12115455, 13216860, 14538546, 16153940, 19384728, 24230910, 26433720, 29077092, 32307880, 36346365, 48461820, 58154184, 72692730, 96923640, 145385460, 290770920]

約数ペア:

[(1, 290770920), (2, 145385460), (3, 96923640), (4, 72692730), (5, 58154184), (6, 48461820), (8, 36346365), (9, 32307880), (10, 29077092), (11, 26433720), (12, 24230910), (15, 19384728), (18, 16153940), (20, 14538546), (22, 13216860), (24, 12115455), (30, 9692364), (33, 8811240), (36, 8076970), (40, 7269273), (44, 6608430), (45, 6461576), (55, 5286744), (60, 4846182), (66, 4405620), (72, 4038485), (88, 3304215), (90, 3230788), (99, 2937080), (101, 2878920), (110, 2643372), (120, 2423091), (132, 2202810), (165, 1762248), (180, 1615394), (198, 1468540), (202, 1439460), (220, 1321686), (264, 1101405), (303, 959640), (330, 881124), (360, 807697), (396, 734270), (404, 719730), (440, 660843), (495, 587416), (505, 575784), (606, 479820), (660, 440562), (727, 399960), (792, 367135), (808, 359865), (909, 319880), (990, 293708), (1010, 287892), (1111, 261720), (1212, 239910), (1320, 220281), (1454, 199980), (1515, 191928), (1818, 159940), (1980, 146854), (2020, 143946), (2181, 133320), (2222, 130860), (2424, 119955), (2908, 99990), (3030, 95964), (3333, 87240), (3635, 79992), (3636, 79970), (3960, 73427), (4040, 71973), (4362, 66660), (4444, 65430), (4545, 63976), (5555, 52344), (5816, 49995), (6060, 47982), (6543, 44440), (6666, 43620), (7270, 39996), (7272, 39985), (7997, 36360), (8724, 33330), (8888, 32715), (9090, 31988), (9999, 29080), (10905, 26664), (11110, 26172), (12120, 23991), (13086, 22220), (13332, 21810), (14540, 19998), (15994, 18180), (16665, 17448)]