30388520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:147

約数の個数: 128

約数和(自身を含む): 79315200

約数和(自身を除く): 48926680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 29, 34, 40, 46, 58, 67, 68, 85, 92, 115, 116, 134, 136, 145, 170, 184, 230, 232, 268, 290, 335, 340, 391, 460, 493, 536, 580, 667, 670, 680, 782, 920, 986, 1139, 1160, 1334, 1340, 1541, 1564, 1943, 1955, 1972, 2278, 2465, 2668, 2680, 3082, 3128, 3335, 3886, 3910, 3944, 4556, 4930, 5336, 5695, 6164, 6670, 7705, 7772, 7820, 9112, 9715, 9860, 11339, 11390, 12328, 13340, 15410, 15544, 15640, 19430, 19720, 22678, 22780, 26197, 26680, 30820, 33031, 38860, 44689, 45356, 45560, 52394, 56695, 61640, 66062, 77720, 89378, 90712, 104788, 113390, 130985, 132124, 165155, 178756, 209576, 223445, 226780, 261970, 264248, 330310, 357512, 446890, 453560, 523940, 660620, 759713, 893780, 1047880, 1321240, 1519426, 1787560, 3038852, 3798565, 6077704, 7597130, 15194260, 30388520]

約数ペア:

[(1, 30388520), (2, 15194260), (4, 7597130), (5, 6077704), (8, 3798565), (10, 3038852), (17, 1787560), (20, 1519426), (23, 1321240), (29, 1047880), (34, 893780), (40, 759713), (46, 660620), (58, 523940), (67, 453560), (68, 446890), (85, 357512), (92, 330310), (115, 264248), (116, 261970), (134, 226780), (136, 223445), (145, 209576), (170, 178756), (184, 165155), (230, 132124), (232, 130985), (268, 113390), (290, 104788), (335, 90712), (340, 89378), (391, 77720), (460, 66062), (493, 61640), (536, 56695), (580, 52394), (667, 45560), (670, 45356), (680, 44689), (782, 38860), (920, 33031), (986, 30820), (1139, 26680), (1160, 26197), (1334, 22780), (1340, 22678), (1541, 19720), (1564, 19430), (1943, 15640), (1955, 15544), (1972, 15410), (2278, 13340), (2465, 12328), (2668, 11390), (2680, 11339), (3082, 9860), (3128, 9715), (3335, 9112), (3886, 7820), (3910, 7772), (3944, 7705), (4556, 6670), (4930, 6164), (5336, 5695)]