30611880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:272

約数の個数: 192

約数和(自身を含む): 111121920

約数和(自身を除く): 80510040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 52, 60, 62, 65, 72, 78, 90, 93, 104, 117, 120, 124, 130, 155, 156, 180, 186, 195, 211, 234, 248, 260, 279, 310, 312, 360, 372, 390, 403, 422, 465, 468, 520, 558, 585, 620, 633, 744, 780, 806, 844, 930, 936, 1055, 1116, 1170, 1209, 1240, 1266, 1395, 1560, 1612, 1688, 1860, 1899, 2015, 2110, 2232, 2340, 2418, 2532, 2743, 2790, 3165, 3224, 3627, 3720, 3798, 4030, 4220, 4680, 4836, 5064, 5486, 5580, 6045, 6330, 6541, 7254, 7596, 8060, 8229, 8440, 9495, 9672, 10972, 11160, 12090, 12660, 13082, 13715, 14508, 15192, 16120, 16458, 18135, 18990, 19623, 21944, 24180, 24687, 25320, 26164, 27430, 29016, 32705, 32916, 36270, 37980, 39246, 41145, 48360, 49374, 52328, 54860, 58869, 65410, 65832, 72540, 75960, 78492, 82290, 85033, 98115, 98748, 109720, 117738, 123435, 130820, 145080, 156984, 164580, 170066, 196230, 197496, 235476, 246870, 255099, 261640, 294345, 329160, 340132, 392460, 425165, 470952, 493740, 510198, 588690, 680264, 765297, 784920, 850330, 987480, 1020396, 1177380, 1275495, 1530594, 1700660, 2040792, 2354760, 2550990, 3061188, 3401320, 3826485, 5101980, 6122376, 7652970, 10203960, 15305940, 30611880]

約数ペア:

[(1, 30611880), (2, 15305940), (3, 10203960), (4, 7652970), (5, 6122376), (6, 5101980), (8, 3826485), (9, 3401320), (10, 3061188), (12, 2550990), (13, 2354760), (15, 2040792), (18, 1700660), (20, 1530594), (24, 1275495), (26, 1177380), (30, 1020396), (31, 987480), (36, 850330), (39, 784920), (40, 765297), (45, 680264), (52, 588690), (60, 510198), (62, 493740), (65, 470952), (72, 425165), (78, 392460), (90, 340132), (93, 329160), (104, 294345), (117, 261640), (120, 255099), (124, 246870), (130, 235476), (155, 197496), (156, 196230), (180, 170066), (186, 164580), (195, 156984), (211, 145080), (234, 130820), (248, 123435), (260, 117738), (279, 109720), (310, 98748), (312, 98115), (360, 85033), (372, 82290), (390, 78492), (403, 75960), (422, 72540), (465, 65832), (468, 65410), (520, 58869), (558, 54860), (585, 52328), (620, 49374), (633, 48360), (744, 41145), (780, 39246), (806, 37980), (844, 36270), (930, 32916), (936, 32705), (1055, 29016), (1116, 27430), (1170, 26164), (1209, 25320), (1240, 24687), (1266, 24180), (1395, 21944), (1560, 19623), (1612, 18990), (1688, 18135), (1860, 16458), (1899, 16120), (2015, 15192), (2110, 14508), (2232, 13715), (2340, 13082), (2418, 12660), (2532, 12090), (2743, 11160), (2790, 10972), (3165, 9672), (3224, 9495), (3627, 8440), (3720, 8229), (3798, 8060), (4030, 7596), (4220, 7254), (4680, 6541), (4836, 6330), (5064, 6045), (5486, 5580)]