123702160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{839}}^1$

素因数の和:968

約数の個数: 80

約数和(自身を含む): 306230400

約数和(自身を除く): 182528240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 97, 152, 190, 194, 304, 380, 388, 485, 760, 776, 839, 970, 1520, 1552, 1678, 1843, 1940, 3356, 3686, 3880, 4195, 6712, 7372, 7760, 8390, 9215, 13424, 14744, 15941, 16780, 18430, 29488, 31882, 33560, 36860, 63764, 67120, 73720, 79705, 81383, 127528, 147440, 159410, 162766, 255056, 318820, 325532, 406915, 637640, 651064, 813830, 1275280, 1302128, 1546277, 1627660, 3092554, 3255320, 6185108, 6510640, 7731385, 12370216, 15462770, 24740432, 30925540, 61851080, 123702160]

約数ペア:

[(1, 123702160), (2, 61851080), (4, 30925540), (5, 24740432), (8, 15462770), (10, 12370216), (16, 7731385), (19, 6510640), (20, 6185108), (38, 3255320), (40, 3092554), (76, 1627660), (80, 1546277), (95, 1302128), (97, 1275280), (152, 813830), (190, 651064), (194, 637640), (304, 406915), (380, 325532), (388, 318820), (485, 255056), (760, 162766), (776, 159410), (839, 147440), (970, 127528), (1520, 81383), (1552, 79705), (1678, 73720), (1843, 67120), (1940, 63764), (3356, 36860), (3686, 33560), (3880, 31882), (4195, 29488), (6712, 18430), (7372, 16780), (7760, 15941), (8390, 14744), (9215, 13424)]