1279789740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{859}}^1$

素因数の和:997

約数の個数: 192

約数和(自身を含む): 4161024000

約数和(自身を除く): 2881234260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 89, 90, 93, 108, 124, 135, 155, 178, 180, 186, 267, 270, 279, 310, 356, 372, 445, 465, 534, 540, 558, 620, 801, 837, 859, 890, 930, 1068, 1116, 1335, 1395, 1602, 1674, 1718, 1780, 1860, 2403, 2577, 2670, 2759, 2790, 3204, 3348, 3436, 4005, 4185, 4295, 4806, 5154, 5340, 5518, 5580, 7731, 8010, 8277, 8370, 8590, 9612, 10308, 11036, 12015, 12885, 13795, 15462, 16020, 16554, 16740, 17180, 23193, 24030, 24831, 25770, 26629, 27590, 30924, 33108, 38655, 41385, 46386, 48060, 49662, 51540, 53258, 55180, 74493, 76451, 77310, 79887, 82770, 92772, 99324, 106516, 115965, 124155, 133145, 148986, 152902, 154620, 159774, 165540, 229353, 231930, 239661, 248310, 266290, 297972, 305804, 319548, 372465, 382255, 399435, 458706, 463860, 479322, 496620, 532580, 688059, 718983, 744930, 764510, 798870, 917412, 958644, 1146765, 1198305, 1376118, 1437966, 1489860, 1529020, 1597740, 2064177, 2293530, 2369981, 2396610, 2752236, 2875932, 3440295, 3594915, 4128354, 4587060, 4739962, 4793220, 6880590, 7109943, 7189830, 8256708, 9479924, 10320885, 11849905, 13761180, 14219886, 14379660, 20641770, 21329829, 23699810, 28439772, 35549715, 41283540, 42659658, 47399620, 63989487, 71099430, 85319316, 106649145, 127978974, 142198860, 213298290, 255957948, 319947435, 426596580, 639894870, 1279789740]

約数ペア:

[(1, 1279789740), (2, 639894870), (3, 426596580), (4, 319947435), (5, 255957948), (6, 213298290), (9, 142198860), (10, 127978974), (12, 106649145), (15, 85319316), (18, 71099430), (20, 63989487), (27, 47399620), (30, 42659658), (31, 41283540), (36, 35549715), (45, 28439772), (54, 23699810), (60, 21329829), (62, 20641770), (89, 14379660), (90, 14219886), (93, 13761180), (108, 11849905), (124, 10320885), (135, 9479924), (155, 8256708), (178, 7189830), (180, 7109943), (186, 6880590), (267, 4793220), (270, 4739962), (279, 4587060), (310, 4128354), (356, 3594915), (372, 3440295), (445, 2875932), (465, 2752236), (534, 2396610), (540, 2369981), (558, 2293530), (620, 2064177), (801, 1597740), (837, 1529020), (859, 1489860), (890, 1437966), (930, 1376118), (1068, 1198305), (1116, 1146765), (1335, 958644), (1395, 917412), (1602, 798870), (1674, 764510), (1718, 744930), (1780, 718983), (1860, 688059), (2403, 532580), (2577, 496620), (2670, 479322), (2759, 463860), (2790, 458706), (3204, 399435), (3348, 382255), (3436, 372465), (4005, 319548), (4185, 305804), (4295, 297972), (4806, 266290), (5154, 248310), (5340, 239661), (5518, 231930), (5580, 229353), (7731, 165540), (8010, 159774), (8277, 154620), (8370, 152902), (8590, 148986), (9612, 133145), (10308, 124155), (11036, 115965), (12015, 106516), (12885, 99324), (13795, 92772), (15462, 82770), (16020, 79887), (16554, 77310), (16740, 76451), (17180, 74493), (23193, 55180), (24030, 53258), (24831, 51540), (25770, 49662), (26629, 48060), (27590, 46386), (30924, 41385), (33108, 38655)]