421020240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:889

約数の個数: 160

約数和(自身を含む): 1386577920

約数和(自身を除く): 965557680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 127, 152, 190, 228, 240, 254, 285, 304, 380, 381, 456, 508, 570, 635, 727, 760, 762, 912, 1016, 1140, 1270, 1454, 1520, 1524, 1905, 2032, 2181, 2280, 2413, 2540, 2908, 3048, 3635, 3810, 4362, 4560, 4826, 5080, 5816, 6096, 7239, 7270, 7620, 8724, 9652, 10160, 10905, 11632, 12065, 13813, 14478, 14540, 15240, 17448, 19304, 21810, 24130, 27626, 28956, 29080, 30480, 34896, 36195, 38608, 41439, 43620, 48260, 55252, 57912, 58160, 69065, 72390, 82878, 87240, 92329, 96520, 110504, 115824, 138130, 144780, 165756, 174480, 184658, 193040, 207195, 221008, 276260, 276987, 289560, 331512, 369316, 414390, 461645, 552520, 553974, 579120, 663024, 738632, 828780, 923290, 1105040, 1107948, 1384935, 1477264, 1657560, 1754251, 1846580, 2215896, 2769870, 3315120, 3508502, 3693160, 4431792, 5262753, 5539740, 7017004, 7386320, 8771255, 10525506, 11079480, 14034008, 17542510, 21051012, 22158960, 26313765, 28068016, 35085020, 42102024, 52627530, 70170040, 84204048, 105255060, 140340080, 210510120, 421020240]

約数ペア:

[(1, 421020240), (2, 210510120), (3, 140340080), (4, 105255060), (5, 84204048), (6, 70170040), (8, 52627530), (10, 42102024), (12, 35085020), (15, 28068016), (16, 26313765), (19, 22158960), (20, 21051012), (24, 17542510), (30, 14034008), (38, 11079480), (40, 10525506), (48, 8771255), (57, 7386320), (60, 7017004), (76, 5539740), (80, 5262753), (95, 4431792), (114, 3693160), (120, 3508502), (127, 3315120), (152, 2769870), (190, 2215896), (228, 1846580), (240, 1754251), (254, 1657560), (285, 1477264), (304, 1384935), (380, 1107948), (381, 1105040), (456, 923290), (508, 828780), (570, 738632), (635, 663024), (727, 579120), (760, 553974), (762, 552520), (912, 461645), (1016, 414390), (1140, 369316), (1270, 331512), (1454, 289560), (1520, 276987), (1524, 276260), (1905, 221008), (2032, 207195), (2181, 193040), (2280, 184658), (2413, 174480), (2540, 165756), (2908, 144780), (3048, 138130), (3635, 115824), (3810, 110504), (4362, 96520), (4560, 92329), (4826, 87240), (5080, 82878), (5816, 72390), (6096, 69065), (7239, 58160), (7270, 57912), (7620, 55252), (8724, 48260), (9652, 43620), (10160, 41439), (10905, 38608), (11632, 36195), (12065, 34896), (13813, 30480), (14478, 29080), (14540, 28956), (15240, 27626), (17448, 24130), (19304, 21810)]