204989760

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{653}}^1$

素因数の和:785

約数の個数: 168

約数和(自身を含む): 712637640

約数和(自身を除く): 507647880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 109, 120, 144, 160, 180, 192, 218, 240, 288, 320, 327, 360, 436, 480, 545, 576, 653, 654, 720, 872, 960, 981, 1090, 1306, 1308, 1440, 1635, 1744, 1959, 1962, 2180, 2612, 2616, 2880, 3265, 3270, 3488, 3918, 3924, 4360, 4905, 5224, 5232, 5877, 6530, 6540, 6976, 7836, 7848, 8720, 9795, 9810, 10448, 10464, 11754, 13060, 13080, 15672, 15696, 17440, 19590, 19620, 20896, 20928, 23508, 26120, 26160, 29385, 31344, 31392, 34880, 39180, 39240, 41792, 47016, 52240, 52320, 58770, 62688, 62784, 71177, 78360, 78480, 94032, 104480, 104640, 117540, 125376, 142354, 156720, 156960, 188064, 208960, 213531, 235080, 284708, 313440, 313920, 355885, 376128, 427062, 470160, 569416, 626880, 640593, 711770, 854124, 940320, 1067655, 1138832, 1281186, 1423540, 1708248, 1880640, 2135310, 2277664, 2562372, 2847080, 3202965, 3416496, 4270620, 4555328, 5124744, 5694160, 6405930, 6832992, 8541240, 10249488, 11388320, 12811860, 13665984, 17082480, 20498976, 22776640, 25623720, 34164960, 40997952, 51247440, 68329920, 102494880, 204989760]

約数ペア:

[(1, 204989760), (2, 102494880), (3, 68329920), (4, 51247440), (5, 40997952), (6, 34164960), (8, 25623720), (9, 22776640), (10, 20498976), (12, 17082480), (15, 13665984), (16, 12811860), (18, 11388320), (20, 10249488), (24, 8541240), (30, 6832992), (32, 6405930), (36, 5694160), (40, 5124744), (45, 4555328), (48, 4270620), (60, 3416496), (64, 3202965), (72, 2847080), (80, 2562372), (90, 2277664), (96, 2135310), (109, 1880640), (120, 1708248), (144, 1423540), (160, 1281186), (180, 1138832), (192, 1067655), (218, 940320), (240, 854124), (288, 711770), (320, 640593), (327, 626880), (360, 569416), (436, 470160), (480, 427062), (545, 376128), (576, 355885), (653, 313920), (654, 313440), (720, 284708), (872, 235080), (960, 213531), (981, 208960), (1090, 188064), (1306, 156960), (1308, 156720), (1440, 142354), (1635, 125376), (1744, 117540), (1959, 104640), (1962, 104480), (2180, 94032), (2612, 78480), (2616, 78360), (2880, 71177), (3265, 62784), (3270, 62688), (3488, 58770), (3918, 52320), (3924, 52240), (4360, 47016), (4905, 41792), (5224, 39240), (5232, 39180), (5877, 34880), (6530, 31392), (6540, 31344), (6976, 29385), (7836, 26160), (7848, 26120), (8720, 23508), (9795, 20928), (9810, 20896), (10448, 19620), (10464, 19590), (11754, 17440), (13060, 15696), (13080, 15672)]