21408504480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1351547}}^1$

素因数の和:1351579

約数の個数: 144

約数和(自身を含む): 79698082464

約数和(自身を除く): 58289577984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 5280, 7920, 15840, 1351547, 2703094, 4054641, 5406188, 6757735, 8109282, 10812376, 12163923, 13515470, 14867017, 16218564, 20273205, 21624752, 24327846, 27030940, 29734034, 32437128, 40546410, 43249504, 44601051, 48655692, 54061880, 59468068, 60819615, 64874256, 74335085, 81092820, 89202102, 97311384, 108123760, 118936136, 121639230, 129748512, 133803153, 148670170, 162185640, 178404204, 194622768, 216247520, 223005255, 237872272, 243278460, 267606306, 297340340, 324371280, 356808408, 389245536, 446010510, 475744544, 486556920, 535212612, 594680680, 648742560, 669015765, 713616816, 892021020, 973113840, 1070425224, 1189361360, 1338031530, 1427233632, 1784042040, 1946227680, 2140850448, 2378722720, 2676063060, 3568084080, 4281700896, 5352126120, 7136168160, 10704252240, 21408504480]

約数ペア:

[(1, 21408504480), (2, 10704252240), (3, 7136168160), (4, 5352126120), (5, 4281700896), (6, 3568084080), (8, 2676063060), (9, 2378722720), (10, 2140850448), (11, 1946227680), (12, 1784042040), (15, 1427233632), (16, 1338031530), (18, 1189361360), (20, 1070425224), (22, 973113840), (24, 892021020), (30, 713616816), (32, 669015765), (33, 648742560), (36, 594680680), (40, 535212612), (44, 486556920), (45, 475744544), (48, 446010510), (55, 389245536), (60, 356808408), (66, 324371280), (72, 297340340), (80, 267606306), (88, 243278460), (90, 237872272), (96, 223005255), (99, 216247520), (110, 194622768), (120, 178404204), (132, 162185640), (144, 148670170), (160, 133803153), (165, 129748512), (176, 121639230), (180, 118936136), (198, 108123760), (220, 97311384), (240, 89202102), (264, 81092820), (288, 74335085), (330, 64874256), (352, 60819615), (360, 59468068), (396, 54061880), (440, 48655692), (480, 44601051), (495, 43249504), (528, 40546410), (660, 32437128), (720, 29734034), (792, 27030940), (880, 24327846), (990, 21624752), (1056, 20273205), (1320, 16218564), (1440, 14867017), (1584, 13515470), (1760, 12163923), (1980, 10812376), (2640, 8109282), (3168, 6757735), (3960, 5406188), (5280, 4054641), (7920, 2703094), (15840, 1351547)]