31031560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{307}}^1$

素因数の和:363

約数の個数: 96

約数和(自身を含む): 84490560

約数和(自身を除く): 53459000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 307, 361, 380, 532, 614, 665, 722, 760, 1064, 1228, 1330, 1444, 1535, 1805, 2149, 2456, 2527, 2660, 2888, 3070, 3610, 4298, 5054, 5320, 5833, 6140, 7220, 8596, 10108, 10745, 11666, 12280, 12635, 14440, 17192, 20216, 21490, 23332, 25270, 29165, 40831, 42980, 46664, 50540, 58330, 81662, 85960, 101080, 110827, 116660, 163324, 204155, 221654, 233320, 326648, 408310, 443308, 554135, 775789, 816620, 886616, 1108270, 1551578, 1633240, 2216540, 3103156, 3878945, 4433080, 6206312, 7757890, 15515780, 31031560]

約数ペア:

[(1, 31031560), (2, 15515780), (4, 7757890), (5, 6206312), (7, 4433080), (8, 3878945), (10, 3103156), (14, 2216540), (19, 1633240), (20, 1551578), (28, 1108270), (35, 886616), (38, 816620), (40, 775789), (56, 554135), (70, 443308), (76, 408310), (95, 326648), (133, 233320), (140, 221654), (152, 204155), (190, 163324), (266, 116660), (280, 110827), (307, 101080), (361, 85960), (380, 81662), (532, 58330), (614, 50540), (665, 46664), (722, 42980), (760, 40831), (1064, 29165), (1228, 25270), (1330, 23332), (1444, 21490), (1535, 20216), (1805, 17192), (2149, 14440), (2456, 12635), (2527, 12280), (2660, 11666), (2888, 10745), (3070, 10108), (3610, 8596), (4298, 7220), (5054, 6140), (5320, 5833)]