405595320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8387}}^1$

素因数の和:8445

約数の個数: 128

約数和(自身を含む): 1352816640

約数和(自身を除く): 947221320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3720, 4030, 4836, 6045, 8060, 8387, 9672, 12090, 16120, 16774, 24180, 25161, 33548, 41935, 48360, 50322, 67096, 83870, 100644, 109031, 125805, 167740, 201288, 218062, 251610, 259997, 327093, 335480, 436124, 503220, 519994, 545155, 654186, 779991, 872248, 1006440, 1039988, 1090310, 1299985, 1308372, 1559982, 1635465, 2079976, 2180620, 2599970, 2616744, 3119964, 3270930, 3379961, 3899955, 4361240, 5199940, 6239928, 6541860, 6759922, 7799910, 10139883, 10399880, 13083720, 13519844, 15599820, 16899805, 20279766, 27039688, 31199640, 33799610, 40559532, 50699415, 67599220, 81119064, 101398830, 135198440, 202797660, 405595320]

約数ペア:

[(1, 405595320), (2, 202797660), (3, 135198440), (4, 101398830), (5, 81119064), (6, 67599220), (8, 50699415), (10, 40559532), (12, 33799610), (13, 31199640), (15, 27039688), (20, 20279766), (24, 16899805), (26, 15599820), (30, 13519844), (31, 13083720), (39, 10399880), (40, 10139883), (52, 7799910), (60, 6759922), (62, 6541860), (65, 6239928), (78, 5199940), (93, 4361240), (104, 3899955), (120, 3379961), (124, 3270930), (130, 3119964), (155, 2616744), (156, 2599970), (186, 2180620), (195, 2079976), (248, 1635465), (260, 1559982), (310, 1308372), (312, 1299985), (372, 1090310), (390, 1039988), (403, 1006440), (465, 872248), (520, 779991), (620, 654186), (744, 545155), (780, 519994), (806, 503220), (930, 436124), (1209, 335480), (1240, 327093), (1560, 259997), (1612, 251610), (1860, 218062), (2015, 201288), (2418, 167740), (3224, 125805), (3720, 109031), (4030, 100644), (4836, 83870), (6045, 67096), (8060, 50322), (8387, 48360), (9672, 41935), (12090, 33548), (16120, 25161), (16774, 24180)]