128218080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:881

約数の個数: 192

約数和(自身を含む): 450696960

約数和(自身を除く): 322478880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 96, 102, 114, 120, 136, 152, 160, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 456, 480, 510, 544, 570, 608, 646, 680, 760, 816, 827, 912, 969, 1020, 1140, 1292, 1360, 1520, 1615, 1632, 1654, 1824, 1938, 2040, 2280, 2481, 2584, 2720, 3040, 3230, 3308, 3876, 4080, 4135, 4560, 4845, 4962, 5168, 6460, 6616, 7752, 8160, 8270, 9120, 9690, 9924, 10336, 12405, 12920, 13232, 14059, 15504, 15713, 16540, 19380, 19848, 24810, 25840, 26464, 28118, 31008, 31426, 33080, 38760, 39696, 42177, 47139, 49620, 51680, 56236, 62852, 66160, 70295, 77520, 78565, 79392, 84354, 94278, 99240, 112472, 125704, 132320, 140590, 155040, 157130, 168708, 188556, 198480, 210885, 224944, 235695, 251408, 267121, 281180, 314260, 337416, 377112, 396960, 421770, 449888, 471390, 502816, 534242, 562360, 628520, 674832, 754224, 801363, 843540, 942780, 1068484, 1124720, 1257040, 1335605, 1349664, 1508448, 1602726, 1687080, 1885560, 2136968, 2249440, 2514080, 2671210, 3205452, 3374160, 3771120, 4006815, 4273936, 5342420, 6410904, 6748320, 7542240, 8013630, 8547872, 10684840, 12821808, 16027260, 21369680, 25643616, 32054520, 42739360, 64109040, 128218080]

約数ペア:

[(1, 128218080), (2, 64109040), (3, 42739360), (4, 32054520), (5, 25643616), (6, 21369680), (8, 16027260), (10, 12821808), (12, 10684840), (15, 8547872), (16, 8013630), (17, 7542240), (19, 6748320), (20, 6410904), (24, 5342420), (30, 4273936), (32, 4006815), (34, 3771120), (38, 3374160), (40, 3205452), (48, 2671210), (51, 2514080), (57, 2249440), (60, 2136968), (68, 1885560), (76, 1687080), (80, 1602726), (85, 1508448), (95, 1349664), (96, 1335605), (102, 1257040), (114, 1124720), (120, 1068484), (136, 942780), (152, 843540), (160, 801363), (170, 754224), (190, 674832), (204, 628520), (228, 562360), (240, 534242), (255, 502816), (272, 471390), (285, 449888), (304, 421770), (323, 396960), (340, 377112), (380, 337416), (408, 314260), (456, 281180), (480, 267121), (510, 251408), (544, 235695), (570, 224944), (608, 210885), (646, 198480), (680, 188556), (760, 168708), (816, 157130), (827, 155040), (912, 140590), (969, 132320), (1020, 125704), (1140, 112472), (1292, 99240), (1360, 94278), (1520, 84354), (1615, 79392), (1632, 78565), (1654, 77520), (1824, 70295), (1938, 66160), (2040, 62852), (2280, 56236), (2481, 51680), (2584, 49620), (2720, 47139), (3040, 42177), (3230, 39696), (3308, 38760), (3876, 33080), (4080, 31426), (4135, 31008), (4560, 28118), (4845, 26464), (4962, 25840), (5168, 24810), (6460, 19848), (6616, 19380), (7752, 16540), (8160, 15713), (8270, 15504), (9120, 14059), (9690, 13232), (9924, 12920), (10336, 12405)]