291267340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8423}}^1$

素因数の和:8471

約数の個数: 96

約数和(自身を含む): 792529920

約数和(自身を除く): 501262580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 130, 133, 140, 182, 190, 247, 260, 266, 364, 380, 455, 494, 532, 665, 910, 988, 1235, 1330, 1729, 1820, 2470, 2660, 3458, 4940, 6916, 8423, 8645, 16846, 17290, 33692, 34580, 42115, 58961, 84230, 109499, 117922, 160037, 168460, 218998, 235844, 294805, 320074, 437996, 547495, 589610, 640148, 766493, 800185, 1094990, 1120259, 1179220, 1532986, 1600370, 2080481, 2189980, 2240518, 3065972, 3200740, 3832465, 4160962, 4481036, 5601295, 7664930, 8321924, 10402405, 11202590, 14563367, 15329860, 20804810, 22405180, 29126734, 41609620, 58253468, 72816835, 145633670, 291267340]

約数ペア:

[(1, 291267340), (2, 145633670), (4, 72816835), (5, 58253468), (7, 41609620), (10, 29126734), (13, 22405180), (14, 20804810), (19, 15329860), (20, 14563367), (26, 11202590), (28, 10402405), (35, 8321924), (38, 7664930), (52, 5601295), (65, 4481036), (70, 4160962), (76, 3832465), (91, 3200740), (95, 3065972), (130, 2240518), (133, 2189980), (140, 2080481), (182, 1600370), (190, 1532986), (247, 1179220), (260, 1120259), (266, 1094990), (364, 800185), (380, 766493), (455, 640148), (494, 589610), (532, 547495), (665, 437996), (910, 320074), (988, 294805), (1235, 235844), (1330, 218998), (1729, 168460), (1820, 160037), (2470, 117922), (2660, 109499), (3458, 84230), (4940, 58961), (6916, 42115), (8423, 34580), (8645, 33692), (16846, 17290)]