180416240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2503}}^1$

素因数の和:2586

約数の個数: 80

約数和(自身を含む): 452703168

約数和(自身を除く): 272286928

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 106, 136, 170, 212, 265, 272, 340, 424, 530, 680, 848, 901, 1060, 1360, 1802, 2120, 2503, 3604, 4240, 4505, 5006, 7208, 9010, 10012, 12515, 14416, 18020, 20024, 25030, 36040, 40048, 42551, 50060, 72080, 85102, 100120, 132659, 170204, 200240, 212755, 265318, 340408, 425510, 530636, 663295, 680816, 851020, 1061272, 1326590, 1702040, 2122544, 2255203, 2653180, 3404080, 4510406, 5306360, 9020812, 10612720, 11276015, 18041624, 22552030, 36083248, 45104060, 90208120, 180416240]

約数ペア:

[(1, 180416240), (2, 90208120), (4, 45104060), (5, 36083248), (8, 22552030), (10, 18041624), (16, 11276015), (17, 10612720), (20, 9020812), (34, 5306360), (40, 4510406), (53, 3404080), (68, 2653180), (80, 2255203), (85, 2122544), (106, 1702040), (136, 1326590), (170, 1061272), (212, 851020), (265, 680816), (272, 663295), (340, 530636), (424, 425510), (530, 340408), (680, 265318), (848, 212755), (901, 200240), (1060, 170204), (1360, 132659), (1802, 100120), (2120, 85102), (2503, 72080), (3604, 50060), (4240, 42551), (4505, 40048), (5006, 36040), (7208, 25030), (9010, 20024), (10012, 18020), (12515, 14416)]