308485520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:485

約数の個数: 160

約数和(自身を含む): 876134400

約数和(自身を除く): 567648880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 79, 80, 95, 112, 133, 140, 152, 158, 190, 266, 280, 304, 316, 367, 380, 395, 532, 553, 560, 632, 665, 734, 760, 790, 1064, 1106, 1264, 1330, 1468, 1501, 1520, 1580, 1835, 2128, 2212, 2569, 2660, 2765, 2936, 3002, 3160, 3670, 4424, 5138, 5320, 5530, 5872, 6004, 6320, 6973, 7340, 7505, 8848, 10276, 10507, 10640, 11060, 12008, 12845, 13946, 14680, 15010, 20552, 21014, 22120, 24016, 25690, 27892, 28993, 29360, 30020, 34865, 41104, 42028, 44240, 48811, 51380, 52535, 55784, 57986, 60040, 69730, 84056, 97622, 102760, 105070, 111568, 115972, 120080, 139460, 144965, 168112, 195244, 202951, 205520, 210140, 231944, 244055, 278920, 289930, 390488, 405902, 420280, 463888, 488110, 550867, 557840, 579860, 780976, 811804, 840560, 976220, 1014755, 1101734, 1159720, 1623608, 1952440, 2029510, 2203468, 2319440, 2754335, 3247216, 3856069, 3904880, 4059020, 4406936, 5508670, 7712138, 8118040, 8813872, 11017340, 15424276, 16236080, 19280345, 22034680, 30848552, 38560690, 44069360, 61697104, 77121380, 154242760, 308485520]

約数ペア:

[(1, 308485520), (2, 154242760), (4, 77121380), (5, 61697104), (7, 44069360), (8, 38560690), (10, 30848552), (14, 22034680), (16, 19280345), (19, 16236080), (20, 15424276), (28, 11017340), (35, 8813872), (38, 8118040), (40, 7712138), (56, 5508670), (70, 4406936), (76, 4059020), (79, 3904880), (80, 3856069), (95, 3247216), (112, 2754335), (133, 2319440), (140, 2203468), (152, 2029510), (158, 1952440), (190, 1623608), (266, 1159720), (280, 1101734), (304, 1014755), (316, 976220), (367, 840560), (380, 811804), (395, 780976), (532, 579860), (553, 557840), (560, 550867), (632, 488110), (665, 463888), (734, 420280), (760, 405902), (790, 390488), (1064, 289930), (1106, 278920), (1264, 244055), (1330, 231944), (1468, 210140), (1501, 205520), (1520, 202951), (1580, 195244), (1835, 168112), (2128, 144965), (2212, 139460), (2569, 120080), (2660, 115972), (2765, 111568), (2936, 105070), (3002, 102760), (3160, 97622), (3670, 84056), (4424, 69730), (5138, 60040), (5320, 57986), (5530, 55784), (5872, 52535), (6004, 51380), (6320, 48811), (6973, 44240), (7340, 42028), (7505, 41104), (8848, 34865), (10276, 30020), (10507, 29360), (10640, 28993), (11060, 27892), (12008, 25690), (12845, 24016), (13946, 22120), (14680, 21014), (15010, 20552)]