78855120

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:351

約数の個数: 200

約数和(自身を含む): 281234976

約数和(自身を除く): 202379856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 43, 45, 48, 54, 60, 72, 80, 81, 86, 90, 108, 120, 129, 135, 144, 162, 172, 180, 215, 216, 240, 258, 270, 283, 324, 344, 360, 387, 405, 430, 432, 516, 540, 566, 645, 648, 688, 720, 774, 810, 849, 860, 1032, 1080, 1132, 1161, 1290, 1296, 1415, 1548, 1620, 1698, 1720, 1935, 2064, 2160, 2264, 2322, 2547, 2580, 2830, 3096, 3240, 3396, 3440, 3483, 3870, 4245, 4528, 4644, 5094, 5160, 5660, 5805, 6192, 6480, 6792, 6966, 7641, 7740, 8490, 9288, 10188, 10320, 11320, 11610, 12169, 12735, 13584, 13932, 15282, 15480, 16980, 17415, 18576, 20376, 22640, 22923, 23220, 24338, 25470, 27864, 30564, 30960, 33960, 34830, 36507, 38205, 40752, 45846, 46440, 48676, 50940, 55728, 60845, 61128, 67920, 69660, 73014, 76410, 91692, 92880, 97352, 101880, 109521, 114615, 121690, 122256, 139320, 146028, 152820, 182535, 183384, 194704, 203760, 219042, 229230, 243380, 278640, 292056, 305640, 328563, 365070, 366768, 438084, 458460, 486760, 547605, 584112, 611280, 657126, 730140, 876168, 916920, 973520, 985689, 1095210, 1314252, 1460280, 1642815, 1752336, 1833840, 1971378, 2190420, 2628504, 2920560, 3285630, 3942756, 4380840, 4928445, 5257008, 6571260, 7885512, 8761680, 9856890, 13142520, 15771024, 19713780, 26285040, 39427560, 78855120]

約数ペア:

[(1, 78855120), (2, 39427560), (3, 26285040), (4, 19713780), (5, 15771024), (6, 13142520), (8, 9856890), (9, 8761680), (10, 7885512), (12, 6571260), (15, 5257008), (16, 4928445), (18, 4380840), (20, 3942756), (24, 3285630), (27, 2920560), (30, 2628504), (36, 2190420), (40, 1971378), (43, 1833840), (45, 1752336), (48, 1642815), (54, 1460280), (60, 1314252), (72, 1095210), (80, 985689), (81, 973520), (86, 916920), (90, 876168), (108, 730140), (120, 657126), (129, 611280), (135, 584112), (144, 547605), (162, 486760), (172, 458460), (180, 438084), (215, 366768), (216, 365070), (240, 328563), (258, 305640), (270, 292056), (283, 278640), (324, 243380), (344, 229230), (360, 219042), (387, 203760), (405, 194704), (430, 183384), (432, 182535), (516, 152820), (540, 146028), (566, 139320), (645, 122256), (648, 121690), (688, 114615), (720, 109521), (774, 101880), (810, 97352), (849, 92880), (860, 91692), (1032, 76410), (1080, 73014), (1132, 69660), (1161, 67920), (1290, 61128), (1296, 60845), (1415, 55728), (1548, 50940), (1620, 48676), (1698, 46440), (1720, 45846), (1935, 40752), (2064, 38205), (2160, 36507), (2264, 34830), (2322, 33960), (2547, 30960), (2580, 30564), (2830, 27864), (3096, 25470), (3240, 24338), (3396, 23220), (3440, 22923), (3483, 22640), (3870, 20376), (4245, 18576), (4528, 17415), (4644, 16980), (5094, 15480), (5160, 15282), (5660, 13932), (5805, 13584), (6192, 12735), (6480, 12169), (6792, 11610), (6966, 11320), (7641, 10320), (7740, 10188), (8490, 9288)]