30720060

素因数分解:

$2^2\times 3^6\times 5^1\times 7^2\times {\mathrm{43}}^1$

素因数の和:84

約数の個数: 252

約数和(自身を含む): 115132248

約数和(自身を除く): 84412188

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 43, 45, 49, 54, 60, 63, 70, 81, 84, 86, 90, 98, 105, 108, 126, 129, 135, 140, 147, 162, 172, 180, 189, 196, 210, 215, 243, 245, 252, 258, 270, 294, 301, 315, 324, 378, 387, 405, 420, 430, 441, 486, 490, 516, 540, 567, 588, 602, 630, 645, 729, 735, 756, 774, 810, 860, 882, 903, 945, 972, 980, 1134, 1161, 1204, 1215, 1260, 1290, 1323, 1458, 1470, 1505, 1548, 1620, 1701, 1764, 1806, 1890, 1935, 2107, 2205, 2268, 2322, 2430, 2580, 2646, 2709, 2835, 2916, 2940, 3010, 3402, 3483, 3612, 3645, 3780, 3870, 3969, 4214, 4410, 4515, 4644, 4860, 5103, 5292, 5418, 5670, 5805, 6020, 6321, 6615, 6804, 6966, 7290, 7740, 7938, 8127, 8428, 8505, 8820, 9030, 10206, 10449, 10535, 10836, 11340, 11610, 11907, 12642, 13230, 13545, 13932, 14580, 15876, 16254, 17010, 17415, 18060, 18963, 19845, 20412, 20898, 21070, 23220, 23814, 24381, 25284, 25515, 26460, 27090, 31347, 31605, 32508, 34020, 34830, 35721, 37926, 39690, 40635, 41796, 42140, 47628, 48762, 51030, 52245, 54180, 56889, 59535, 62694, 63210, 69660, 71442, 73143, 75852, 79380, 81270, 94815, 97524, 102060, 104490, 113778, 119070, 121905, 125388, 126420, 142884, 146286, 156735, 162540, 170667, 178605, 189630, 208980, 219429, 227556, 238140, 243810, 284445, 292572, 313470, 341334, 357210, 365715, 379260, 438858, 487620, 512001, 568890, 626940, 682668, 714420, 731430, 853335, 877716, 1024002, 1097145, 1137780, 1462860, 1536003, 1706670, 2048004, 2194290, 2560005, 3072006, 3413340, 4388580, 5120010, 6144012, 7680015, 10240020, 15360030, 30720060]

約数ペア:

[(1, 30720060), (2, 15360030), (3, 10240020), (4, 7680015), (5, 6144012), (6, 5120010), (7, 4388580), (9, 3413340), (10, 3072006), (12, 2560005), (14, 2194290), (15, 2048004), (18, 1706670), (20, 1536003), (21, 1462860), (27, 1137780), (28, 1097145), (30, 1024002), (35, 877716), (36, 853335), (42, 731430), (43, 714420), (45, 682668), (49, 626940), (54, 568890), (60, 512001), (63, 487620), (70, 438858), (81, 379260), (84, 365715), (86, 357210), (90, 341334), (98, 313470), (105, 292572), (108, 284445), (126, 243810), (129, 238140), (135, 227556), (140, 219429), (147, 208980), (162, 189630), (172, 178605), (180, 170667), (189, 162540), (196, 156735), (210, 146286), (215, 142884), (243, 126420), (245, 125388), (252, 121905), (258, 119070), (270, 113778), (294, 104490), (301, 102060), (315, 97524), (324, 94815), (378, 81270), (387, 79380), (405, 75852), (420, 73143), (430, 71442), (441, 69660), (486, 63210), (490, 62694), (516, 59535), (540, 56889), (567, 54180), (588, 52245), (602, 51030), (630, 48762), (645, 47628), (729, 42140), (735, 41796), (756, 40635), (774, 39690), (810, 37926), (860, 35721), (882, 34830), (903, 34020), (945, 32508), (972, 31605), (980, 31347), (1134, 27090), (1161, 26460), (1204, 25515), (1215, 25284), (1260, 24381), (1290, 23814), (1323, 23220), (1458, 21070), (1470, 20898), (1505, 20412), (1548, 19845), (1620, 18963), (1701, 18060), (1764, 17415), (1806, 17010), (1890, 16254), (1935, 15876), (2107, 14580), (2205, 13932), (2268, 13545), (2322, 13230), (2430, 12642), (2580, 11907), (2646, 11610), (2709, 11340), (2835, 10836), (2916, 10535), (2940, 10449), (3010, 10206), (3402, 9030), (3483, 8820), (3612, 8505), (3645, 8428), (3780, 8127), (3870, 7938), (3969, 7740), (4214, 7290), (4410, 6966), (4515, 6804), (4644, 6615), (4860, 6321), (5103, 6020), (5292, 5805), (5418, 5670)]