306507390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{367}}^1$

素因数の和:522

約数の個数: 128

約数和(自身を含む): 872460288

約数和(自身を除く): 565952898

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 97, 105, 123, 194, 205, 210, 246, 287, 291, 367, 410, 485, 574, 582, 615, 679, 734, 861, 970, 1101, 1230, 1358, 1435, 1455, 1722, 1835, 2037, 2202, 2569, 2870, 2910, 3395, 3670, 3977, 4074, 4305, 5138, 5505, 6790, 7707, 7954, 8610, 10185, 11010, 11931, 12845, 15047, 15414, 19885, 20370, 23862, 25690, 27839, 30094, 35599, 38535, 39770, 45141, 55678, 59655, 71198, 75235, 77070, 83517, 90282, 105329, 106797, 119310, 139195, 150470, 167034, 177995, 210658, 213594, 225705, 249193, 278390, 315987, 355990, 417585, 451410, 498386, 526645, 533985, 631974, 747579, 835170, 1053290, 1067970, 1245965, 1459559, 1495158, 1579935, 2491930, 2919118, 3159870, 3737895, 4378677, 7297795, 7475790, 8757354, 10216913, 14595590, 20433826, 21893385, 30650739, 43786770, 51084565, 61301478, 102169130, 153253695, 306507390]

約数ペア:

[(1, 306507390), (2, 153253695), (3, 102169130), (5, 61301478), (6, 51084565), (7, 43786770), (10, 30650739), (14, 21893385), (15, 20433826), (21, 14595590), (30, 10216913), (35, 8757354), (41, 7475790), (42, 7297795), (70, 4378677), (82, 3737895), (97, 3159870), (105, 2919118), (123, 2491930), (194, 1579935), (205, 1495158), (210, 1459559), (246, 1245965), (287, 1067970), (291, 1053290), (367, 835170), (410, 747579), (485, 631974), (574, 533985), (582, 526645), (615, 498386), (679, 451410), (734, 417585), (861, 355990), (970, 315987), (1101, 278390), (1230, 249193), (1358, 225705), (1435, 213594), (1455, 210658), (1722, 177995), (1835, 167034), (2037, 150470), (2202, 139195), (2569, 119310), (2870, 106797), (2910, 105329), (3395, 90282), (3670, 83517), (3977, 77070), (4074, 75235), (4305, 71198), (5138, 59655), (5505, 55678), (6790, 45141), (7707, 39770), (7954, 38535), (8610, 35599), (10185, 30094), (11010, 27839), (11931, 25690), (12845, 23862), (15047, 20370), (15414, 19885)]