31095120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:329

約数の個数: 160

約数和(自身を含む): 111992832

約数和(自身を除く): 80897712

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 83, 84, 105, 112, 120, 140, 166, 168, 210, 223, 240, 249, 280, 332, 336, 415, 420, 446, 498, 560, 581, 664, 669, 830, 840, 892, 996, 1115, 1162, 1245, 1328, 1338, 1561, 1660, 1680, 1743, 1784, 1992, 2230, 2324, 2490, 2676, 2905, 3122, 3320, 3345, 3486, 3568, 3984, 4460, 4648, 4683, 4980, 5352, 5810, 6244, 6640, 6690, 6972, 7805, 8715, 8920, 9296, 9366, 9960, 10704, 11620, 12488, 13380, 13944, 15610, 17430, 17840, 18509, 18732, 19920, 23240, 23415, 24976, 26760, 27888, 31220, 34860, 37018, 37464, 46480, 46830, 53520, 55527, 62440, 69720, 74036, 74928, 92545, 93660, 111054, 124880, 129563, 139440, 148072, 185090, 187320, 222108, 259126, 277635, 296144, 370180, 374640, 388689, 444216, 518252, 555270, 647815, 740360, 777378, 888432, 1036504, 1110540, 1295630, 1480720, 1554756, 1943445, 2073008, 2221080, 2591260, 3109512, 3886890, 4442160, 5182520, 6219024, 7773780, 10365040, 15547560, 31095120]

約数ペア:

[(1, 31095120), (2, 15547560), (3, 10365040), (4, 7773780), (5, 6219024), (6, 5182520), (7, 4442160), (8, 3886890), (10, 3109512), (12, 2591260), (14, 2221080), (15, 2073008), (16, 1943445), (20, 1554756), (21, 1480720), (24, 1295630), (28, 1110540), (30, 1036504), (35, 888432), (40, 777378), (42, 740360), (48, 647815), (56, 555270), (60, 518252), (70, 444216), (80, 388689), (83, 374640), (84, 370180), (105, 296144), (112, 277635), (120, 259126), (140, 222108), (166, 187320), (168, 185090), (210, 148072), (223, 139440), (240, 129563), (249, 124880), (280, 111054), (332, 93660), (336, 92545), (415, 74928), (420, 74036), (446, 69720), (498, 62440), (560, 55527), (581, 53520), (664, 46830), (669, 46480), (830, 37464), (840, 37018), (892, 34860), (996, 31220), (1115, 27888), (1162, 26760), (1245, 24976), (1328, 23415), (1338, 23240), (1561, 19920), (1660, 18732), (1680, 18509), (1743, 17840), (1784, 17430), (1992, 15610), (2230, 13944), (2324, 13380), (2490, 12488), (2676, 11620), (2905, 10704), (3122, 9960), (3320, 9366), (3345, 9296), (3486, 8920), (3568, 8715), (3984, 7805), (4460, 6972), (4648, 6690), (4683, 6640), (4980, 6244), (5352, 5810)]