30999840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:195

約数の個数: 192

約数和(自身を含む): 107775360

約数和(自身を除く): 76775520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 29, 30, 32, 34, 40, 48, 51, 58, 60, 68, 80, 85, 87, 96, 102, 116, 120, 131, 136, 145, 160, 170, 174, 204, 232, 240, 255, 262, 272, 290, 340, 348, 393, 408, 435, 464, 480, 493, 510, 524, 544, 580, 655, 680, 696, 786, 816, 870, 928, 986, 1020, 1048, 1160, 1310, 1360, 1392, 1479, 1572, 1632, 1740, 1965, 1972, 2040, 2096, 2227, 2320, 2465, 2620, 2720, 2784, 2958, 3144, 3480, 3799, 3930, 3944, 4080, 4192, 4454, 4640, 4930, 5240, 5916, 6288, 6681, 6960, 7395, 7598, 7860, 7888, 8160, 8908, 9860, 10480, 11135, 11397, 11832, 12576, 13362, 13920, 14790, 15196, 15720, 15776, 17816, 18995, 19720, 20960, 22270, 22794, 23664, 26724, 29580, 30392, 31440, 33405, 35632, 37990, 39440, 44540, 45588, 47328, 53448, 56985, 59160, 60784, 62880, 64583, 66810, 71264, 75980, 78880, 89080, 91176, 106896, 113970, 118320, 121568, 129166, 133620, 151960, 178160, 182352, 193749, 213792, 227940, 236640, 258332, 267240, 303920, 322915, 356320, 364704, 387498, 455880, 516664, 534480, 607840, 645830, 774996, 911760, 968745, 1033328, 1068960, 1291660, 1549992, 1823520, 1937490, 2066656, 2583320, 3099984, 3874980, 5166640, 6199968, 7749960, 10333280, 15499920, 30999840]

約数ペア:

[(1, 30999840), (2, 15499920), (3, 10333280), (4, 7749960), (5, 6199968), (6, 5166640), (8, 3874980), (10, 3099984), (12, 2583320), (15, 2066656), (16, 1937490), (17, 1823520), (20, 1549992), (24, 1291660), (29, 1068960), (30, 1033328), (32, 968745), (34, 911760), (40, 774996), (48, 645830), (51, 607840), (58, 534480), (60, 516664), (68, 455880), (80, 387498), (85, 364704), (87, 356320), (96, 322915), (102, 303920), (116, 267240), (120, 258332), (131, 236640), (136, 227940), (145, 213792), (160, 193749), (170, 182352), (174, 178160), (204, 151960), (232, 133620), (240, 129166), (255, 121568), (262, 118320), (272, 113970), (290, 106896), (340, 91176), (348, 89080), (393, 78880), (408, 75980), (435, 71264), (464, 66810), (480, 64583), (493, 62880), (510, 60784), (524, 59160), (544, 56985), (580, 53448), (655, 47328), (680, 45588), (696, 44540), (786, 39440), (816, 37990), (870, 35632), (928, 33405), (986, 31440), (1020, 30392), (1048, 29580), (1160, 26724), (1310, 23664), (1360, 22794), (1392, 22270), (1479, 20960), (1572, 19720), (1632, 18995), (1740, 17816), (1965, 15776), (1972, 15720), (2040, 15196), (2096, 14790), (2227, 13920), (2320, 13362), (2465, 12576), (2620, 11832), (2720, 11397), (2784, 11135), (2958, 10480), (3144, 9860), (3480, 8908), (3799, 8160), (3930, 7888), (3944, 7860), (4080, 7598), (4192, 7395), (4454, 6960), (4640, 6681), (4930, 6288), (5240, 5916)]