7144760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:133

約数の個数: 128

約数和(自身を含む): 20736000

約数和(自身を除く): 13591240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 79, 85, 95, 119, 133, 136, 140, 152, 158, 170, 190, 238, 266, 280, 316, 323, 340, 380, 395, 476, 532, 553, 595, 632, 646, 665, 680, 760, 790, 952, 1064, 1106, 1190, 1292, 1330, 1343, 1501, 1580, 1615, 2212, 2261, 2380, 2584, 2660, 2686, 2765, 3002, 3160, 3230, 4424, 4522, 4760, 5320, 5372, 5530, 6004, 6460, 6715, 7505, 9044, 9401, 10507, 10744, 11060, 11305, 12008, 12920, 13430, 15010, 18088, 18802, 21014, 22120, 22610, 25517, 26860, 30020, 37604, 42028, 45220, 47005, 51034, 52535, 53720, 60040, 75208, 84056, 90440, 94010, 102068, 105070, 127585, 178619, 188020, 204136, 210140, 255170, 357238, 376040, 420280, 510340, 714476, 893095, 1020680, 1428952, 1786190, 3572380, 7144760]

約数ペア:

[(1, 7144760), (2, 3572380), (4, 1786190), (5, 1428952), (7, 1020680), (8, 893095), (10, 714476), (14, 510340), (17, 420280), (19, 376040), (20, 357238), (28, 255170), (34, 210140), (35, 204136), (38, 188020), (40, 178619), (56, 127585), (68, 105070), (70, 102068), (76, 94010), (79, 90440), (85, 84056), (95, 75208), (119, 60040), (133, 53720), (136, 52535), (140, 51034), (152, 47005), (158, 45220), (170, 42028), (190, 37604), (238, 30020), (266, 26860), (280, 25517), (316, 22610), (323, 22120), (340, 21014), (380, 18802), (395, 18088), (476, 15010), (532, 13430), (553, 12920), (595, 12008), (632, 11305), (646, 11060), (665, 10744), (680, 10507), (760, 9401), (790, 9044), (952, 7505), (1064, 6715), (1106, 6460), (1190, 6004), (1292, 5530), (1330, 5372), (1343, 5320), (1501, 4760), (1580, 4522), (1615, 4424), (2212, 3230), (2261, 3160), (2380, 3002), (2584, 2765), (2660, 2686)]