1385568720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{641467}}^1$

素因数の和:641489

約数の個数: 80

約数和(自身を含む): 4772521920

約数和(自身を除く): 3386953200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 641467, 1282934, 1924401, 2565868, 3207335, 3848802, 5131736, 5773203, 6414670, 7697604, 9622005, 10263472, 11546406, 12829340, 15395208, 17319609, 19244010, 23092812, 25658680, 28866015, 30790416, 34639218, 38488020, 46185624, 51317360, 57732030, 69278436, 76976040, 86598045, 92371248, 115464060, 138556872, 153952080, 173196090, 230928120, 277113744, 346392180, 461856240, 692784360, 1385568720]

約数ペア:

[(1, 1385568720), (2, 692784360), (3, 461856240), (4, 346392180), (5, 277113744), (6, 230928120), (8, 173196090), (9, 153952080), (10, 138556872), (12, 115464060), (15, 92371248), (16, 86598045), (18, 76976040), (20, 69278436), (24, 57732030), (27, 51317360), (30, 46185624), (36, 38488020), (40, 34639218), (45, 30790416), (48, 28866015), (54, 25658680), (60, 23092812), (72, 19244010), (80, 17319609), (90, 15395208), (108, 12829340), (120, 11546406), (135, 10263472), (144, 9622005), (180, 7697604), (216, 6414670), (240, 5773203), (270, 5131736), (360, 3848802), (432, 3207335), (540, 2565868), (720, 1924401), (1080, 1282934), (2160, 641467)]