199715040

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19813}}^1$

素因数の和:19841

約数の個数: 144

約数和(自身を含む): 778927968

約数和(自身を除く): 579212928

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 19813, 39626, 59439, 79252, 99065, 118878, 138691, 158504, 178317, 198130, 237756, 277382, 297195, 317008, 356634, 396260, 416073, 475512, 554764, 594390, 634016, 693455, 713268, 792520, 832146, 891585, 951024, 1109528, 1188780, 1248219, 1386910, 1426536, 1585040, 1664292, 1783170, 1902048, 2080365, 2219056, 2377560, 2496438, 2773820, 2853072, 3170080, 3328584, 3566340, 4160730, 4438112, 4755120, 4992876, 5547640, 5706144, 6241095, 6657168, 7132680, 8321460, 9510240, 9985752, 11095280, 12482190, 13314336, 14265360, 16642920, 19971504, 22190560, 24964380, 28530720, 33285840, 39943008, 49928760, 66571680, 99857520, 199715040]

約数ペア:

[(1, 199715040), (2, 99857520), (3, 66571680), (4, 49928760), (5, 39943008), (6, 33285840), (7, 28530720), (8, 24964380), (9, 22190560), (10, 19971504), (12, 16642920), (14, 14265360), (15, 13314336), (16, 12482190), (18, 11095280), (20, 9985752), (21, 9510240), (24, 8321460), (28, 7132680), (30, 6657168), (32, 6241095), (35, 5706144), (36, 5547640), (40, 4992876), (42, 4755120), (45, 4438112), (48, 4160730), (56, 3566340), (60, 3328584), (63, 3170080), (70, 2853072), (72, 2773820), (80, 2496438), (84, 2377560), (90, 2219056), (96, 2080365), (105, 1902048), (112, 1783170), (120, 1664292), (126, 1585040), (140, 1426536), (144, 1386910), (160, 1248219), (168, 1188780), (180, 1109528), (210, 951024), (224, 891585), (240, 832146), (252, 792520), (280, 713268), (288, 693455), (315, 634016), (336, 594390), (360, 554764), (420, 475512), (480, 416073), (504, 396260), (560, 356634), (630, 317008), (672, 297195), (720, 277382), (840, 237756), (1008, 198130), (1120, 178317), (1260, 158504), (1440, 138691), (1680, 118878), (2016, 99065), (2520, 79252), (3360, 59439), (5040, 39626), (10080, 19813)]