249915470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{397}}^1$

素因数の和:474

約数の個数: 96

約数和(自身を含む): 570483648

約数和(自身を除く): 320568178

約数列:

[1, 2, 5, 7, 10, 14, 17, 23, 34, 35, 46, 70, 85, 115, 119, 161, 170, 230, 238, 322, 391, 397, 529, 595, 782, 794, 805, 1058, 1190, 1610, 1955, 1985, 2645, 2737, 2779, 3703, 3910, 3970, 5290, 5474, 5558, 6749, 7406, 8993, 9131, 13498, 13685, 13895, 17986, 18262, 18515, 27370, 27790, 33745, 37030, 44965, 45655, 47243, 62951, 63917, 67490, 89930, 91310, 94486, 125902, 127834, 155227, 210013, 236215, 310454, 314755, 319585, 420026, 472430, 629510, 639170, 776135, 1050065, 1086589, 1470091, 1552270, 2100130, 2173178, 2940182, 3570221, 5432945, 7140442, 7350455, 10865890, 14700910, 17851105, 24991547, 35702210, 49983094, 124957735, 249915470]

約数ペア:

[(1, 249915470), (2, 124957735), (5, 49983094), (7, 35702210), (10, 24991547), (14, 17851105), (17, 14700910), (23, 10865890), (34, 7350455), (35, 7140442), (46, 5432945), (70, 3570221), (85, 2940182), (115, 2173178), (119, 2100130), (161, 1552270), (170, 1470091), (230, 1086589), (238, 1050065), (322, 776135), (391, 639170), (397, 629510), (529, 472430), (595, 420026), (782, 319585), (794, 314755), (805, 310454), (1058, 236215), (1190, 210013), (1610, 155227), (1955, 127834), (1985, 125902), (2645, 94486), (2737, 91310), (2779, 89930), (3703, 67490), (3910, 63917), (3970, 62951), (5290, 47243), (5474, 45655), (5558, 44965), (6749, 37030), (7406, 33745), (8993, 27790), (9131, 27370), (13498, 18515), (13685, 18262), (13895, 17986)]