77121380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:481

約数の個数: 96

約数和(自身を含む): 197836800

約数和(自身を除く): 120715420

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 79, 95, 133, 140, 158, 190, 266, 316, 367, 380, 395, 532, 553, 665, 734, 790, 1106, 1330, 1468, 1501, 1580, 1835, 2212, 2569, 2660, 2765, 3002, 3670, 5138, 5530, 6004, 6973, 7340, 7505, 10276, 10507, 11060, 12845, 13946, 15010, 21014, 25690, 27892, 28993, 30020, 34865, 42028, 48811, 51380, 52535, 57986, 69730, 97622, 105070, 115972, 139460, 144965, 195244, 202951, 210140, 244055, 289930, 405902, 488110, 550867, 579860, 811804, 976220, 1014755, 1101734, 2029510, 2203468, 2754335, 3856069, 4059020, 5508670, 7712138, 11017340, 15424276, 19280345, 38560690, 77121380]

約数ペア:

[(1, 77121380), (2, 38560690), (4, 19280345), (5, 15424276), (7, 11017340), (10, 7712138), (14, 5508670), (19, 4059020), (20, 3856069), (28, 2754335), (35, 2203468), (38, 2029510), (70, 1101734), (76, 1014755), (79, 976220), (95, 811804), (133, 579860), (140, 550867), (158, 488110), (190, 405902), (266, 289930), (316, 244055), (367, 210140), (380, 202951), (395, 195244), (532, 144965), (553, 139460), (665, 115972), (734, 105070), (790, 97622), (1106, 69730), (1330, 57986), (1468, 52535), (1501, 51380), (1580, 48811), (1835, 42028), (2212, 34865), (2569, 30020), (2660, 28993), (2765, 27892), (3002, 25690), (3670, 21014), (5138, 15010), (5530, 13946), (6004, 12845), (6973, 11060), (7340, 10507), (7505, 10276)]