638677920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{10477}}^1$

素因数の和:10622

約数の個数: 96

約数和(自身を含む): 2027870208

約数和(自身を除く): 1389192288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 127, 160, 240, 254, 381, 480, 508, 635, 762, 1016, 1270, 1524, 1905, 2032, 2540, 3048, 3810, 4064, 5080, 6096, 7620, 10160, 10477, 12192, 15240, 20320, 20954, 30480, 31431, 41908, 52385, 60960, 62862, 83816, 104770, 125724, 157155, 167632, 209540, 251448, 314310, 335264, 419080, 502896, 628620, 838160, 1005792, 1257240, 1330579, 1676320, 2514480, 2661158, 3991737, 5028960, 5322316, 6652895, 7983474, 10644632, 13305790, 15966948, 19958685, 21289264, 26611580, 31933896, 39917370, 42578528, 53223160, 63867792, 79834740, 106446320, 127735584, 159669480, 212892640, 319338960, 638677920]

約数ペア:

[(1, 638677920), (2, 319338960), (3, 212892640), (4, 159669480), (5, 127735584), (6, 106446320), (8, 79834740), (10, 63867792), (12, 53223160), (15, 42578528), (16, 39917370), (20, 31933896), (24, 26611580), (30, 21289264), (32, 19958685), (40, 15966948), (48, 13305790), (60, 10644632), (80, 7983474), (96, 6652895), (120, 5322316), (127, 5028960), (160, 3991737), (240, 2661158), (254, 2514480), (381, 1676320), (480, 1330579), (508, 1257240), (635, 1005792), (762, 838160), (1016, 628620), (1270, 502896), (1524, 419080), (1905, 335264), (2032, 314310), (2540, 251448), (3048, 209540), (3810, 167632), (4064, 157155), (5080, 125724), (6096, 104770), (7620, 83816), (10160, 62862), (10477, 60960), (12192, 52385), (15240, 41908), (20320, 31431), (20954, 30480)]