397381320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2221}}^1$

素因数の和:2316

約数の個数: 192

約数和(自身を含む): 1497450240

約数和(自身を除く): 1100068920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 71, 72, 84, 90, 105, 120, 126, 140, 142, 168, 180, 210, 213, 252, 280, 284, 315, 355, 360, 420, 426, 497, 504, 568, 630, 639, 710, 840, 852, 994, 1065, 1260, 1278, 1420, 1491, 1704, 1988, 2130, 2221, 2485, 2520, 2556, 2840, 2982, 3195, 3976, 4260, 4442, 4473, 4970, 5112, 5964, 6390, 6663, 7455, 8520, 8884, 8946, 9940, 11105, 11928, 12780, 13326, 14910, 15547, 17768, 17892, 19880, 19989, 22210, 22365, 25560, 26652, 29820, 31094, 33315, 35784, 39978, 44420, 44730, 46641, 53304, 59640, 62188, 66630, 77735, 79956, 88840, 89460, 93282, 99945, 124376, 133260, 139923, 155470, 157691, 159912, 178920, 186564, 199890, 233205, 266520, 279846, 310940, 315382, 373128, 399780, 466410, 473073, 559692, 621880, 630764, 699615, 788455, 799560, 932820, 946146, 1103837, 1119384, 1261528, 1399230, 1419219, 1576910, 1865640, 1892292, 2207674, 2365365, 2798460, 2838438, 3153820, 3311511, 3784584, 4415348, 4730730, 5519185, 5596920, 5676876, 6307640, 6623022, 7096095, 8830696, 9461460, 9934533, 11038370, 11353752, 13246044, 14192190, 16557555, 18922920, 19869066, 22076740, 26492088, 28384380, 33115110, 39738132, 44153480, 49672665, 56768760, 66230220, 79476264, 99345330, 132460440, 198690660, 397381320]

約数ペア:

[(1, 397381320), (2, 198690660), (3, 132460440), (4, 99345330), (5, 79476264), (6, 66230220), (7, 56768760), (8, 49672665), (9, 44153480), (10, 39738132), (12, 33115110), (14, 28384380), (15, 26492088), (18, 22076740), (20, 19869066), (21, 18922920), (24, 16557555), (28, 14192190), (30, 13246044), (35, 11353752), (36, 11038370), (40, 9934533), (42, 9461460), (45, 8830696), (56, 7096095), (60, 6623022), (63, 6307640), (70, 5676876), (71, 5596920), (72, 5519185), (84, 4730730), (90, 4415348), (105, 3784584), (120, 3311511), (126, 3153820), (140, 2838438), (142, 2798460), (168, 2365365), (180, 2207674), (210, 1892292), (213, 1865640), (252, 1576910), (280, 1419219), (284, 1399230), (315, 1261528), (355, 1119384), (360, 1103837), (420, 946146), (426, 932820), (497, 799560), (504, 788455), (568, 699615), (630, 630764), (639, 621880), (710, 559692), (840, 473073), (852, 466410), (994, 399780), (1065, 373128), (1260, 315382), (1278, 310940), (1420, 279846), (1491, 266520), (1704, 233205), (1988, 199890), (2130, 186564), (2221, 178920), (2485, 159912), (2520, 157691), (2556, 155470), (2840, 139923), (2982, 133260), (3195, 124376), (3976, 99945), (4260, 93282), (4442, 89460), (4473, 88840), (4970, 79956), (5112, 77735), (5964, 66630), (6390, 62188), (6663, 59640), (7455, 53304), (8520, 46641), (8884, 44730), (8946, 44420), (9940, 39978), (11105, 35784), (11928, 33315), (12780, 31094), (13326, 29820), (14910, 26652), (15547, 25560), (17768, 22365), (17892, 22210), (19880, 19989)]