400248120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{26263}}^1$

素因数の和:26404

約数の個数: 64

約数和(自身を含む): 1210245120

約数和(自身を除く): 809997000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2540, 3048, 3810, 5080, 7620, 15240, 26263, 52526, 78789, 105052, 131315, 157578, 210104, 262630, 315156, 393945, 525260, 630312, 787890, 1050520, 1575780, 3151560, 3335401, 6670802, 10006203, 13341604, 16677005, 20012406, 26683208, 33354010, 40024812, 50031015, 66708020, 80049624, 100062030, 133416040, 200124060, 400248120]

約数ペア:

[(1, 400248120), (2, 200124060), (3, 133416040), (4, 100062030), (5, 80049624), (6, 66708020), (8, 50031015), (10, 40024812), (12, 33354010), (15, 26683208), (20, 20012406), (24, 16677005), (30, 13341604), (40, 10006203), (60, 6670802), (120, 3335401), (127, 3151560), (254, 1575780), (381, 1050520), (508, 787890), (635, 630312), (762, 525260), (1016, 393945), (1270, 315156), (1524, 262630), (1905, 210104), (2540, 157578), (3048, 131315), (3810, 105052), (5080, 78789), (7620, 52526), (15240, 26263)]