1530341840

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{991}}^1$

素因数の和:1300

約数の個数: 80

約数和(自身を含む): 3616435200

約数和(自身を除く): 2086093360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 199, 388, 398, 485, 776, 796, 970, 991, 995, 1552, 1592, 1940, 1982, 1990, 3184, 3880, 3964, 3980, 4955, 7760, 7928, 7960, 9910, 15856, 15920, 19303, 19820, 38606, 39640, 77212, 79280, 96127, 96515, 154424, 192254, 193030, 197209, 308848, 384508, 386060, 394418, 480635, 769016, 772120, 788836, 961270, 986045, 1538032, 1544240, 1577672, 1922540, 1972090, 3155344, 3845080, 3944180, 7690160, 7888360, 15776720, 19129273, 38258546, 76517092, 95646365, 153034184, 191292730, 306068368, 382585460, 765170920, 1530341840]

約数ペア:

[(1, 1530341840), (2, 765170920), (4, 382585460), (5, 306068368), (8, 191292730), (10, 153034184), (16, 95646365), (20, 76517092), (40, 38258546), (80, 19129273), (97, 15776720), (194, 7888360), (199, 7690160), (388, 3944180), (398, 3845080), (485, 3155344), (776, 1972090), (796, 1922540), (970, 1577672), (991, 1544240), (995, 1538032), (1552, 986045), (1592, 961270), (1940, 788836), (1982, 772120), (1990, 769016), (3184, 480635), (3880, 394418), (3964, 386060), (3980, 384508), (4955, 308848), (7760, 197209), (7928, 193030), (7960, 192254), (9910, 154424), (15856, 96515), (15920, 96127), (19303, 79280), (19820, 77212), (38606, 39640)]