30903840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1951}}^1$

素因数の和:1983

約数の個数: 144

約数和(自身を含む): 115105536

約数和(自身を除く): 84201696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1951, 1980, 2640, 3168, 3902, 3960, 5280, 5853, 7804, 7920, 9755, 11706, 15608, 15840, 17559, 19510, 21461, 23412, 29265, 31216, 35118, 39020, 42922, 46824, 58530, 62432, 64383, 70236, 78040, 85844, 87795, 93648, 107305, 117060, 128766, 140472, 156080, 171688, 175590, 187296, 193149, 214610, 234120, 257532, 280944, 312160, 321915, 343376, 351180, 386298, 429220, 468240, 515064, 561888, 643830, 686752, 702360, 772596, 858440, 936480, 965745, 1030128, 1287660, 1404720, 1545192, 1716880, 1931490, 2060256, 2575320, 2809440, 3090384, 3433760, 3862980, 5150640, 6180768, 7725960, 10301280, 15451920, 30903840]

約数ペア:

[(1, 30903840), (2, 15451920), (3, 10301280), (4, 7725960), (5, 6180768), (6, 5150640), (8, 3862980), (9, 3433760), (10, 3090384), (11, 2809440), (12, 2575320), (15, 2060256), (16, 1931490), (18, 1716880), (20, 1545192), (22, 1404720), (24, 1287660), (30, 1030128), (32, 965745), (33, 936480), (36, 858440), (40, 772596), (44, 702360), (45, 686752), (48, 643830), (55, 561888), (60, 515064), (66, 468240), (72, 429220), (80, 386298), (88, 351180), (90, 343376), (96, 321915), (99, 312160), (110, 280944), (120, 257532), (132, 234120), (144, 214610), (160, 193149), (165, 187296), (176, 175590), (180, 171688), (198, 156080), (220, 140472), (240, 128766), (264, 117060), (288, 107305), (330, 93648), (352, 87795), (360, 85844), (396, 78040), (440, 70236), (480, 64383), (495, 62432), (528, 58530), (660, 46824), (720, 42922), (792, 39020), (880, 35118), (990, 31216), (1056, 29265), (1320, 23412), (1440, 21461), (1584, 19510), (1760, 17559), (1951, 15840), (1980, 15608), (2640, 11706), (3168, 9755), (3902, 7920), (3960, 7804), (5280, 5853)]