21475974520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{829}}^1$

素因数の和:1518

約数の個数: 256

約数和(自身を含む): 65057126400

約数和(自身を除く): 43581151880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 647, 715, 728, 770, 829, 910, 1001, 1144, 1294, 1430, 1540, 1658, 1820, 2002, 2588, 2860, 3080, 3235, 3316, 3640, 4004, 4145, 4529, 5005, 5176, 5720, 5803, 6470, 6632, 7117, 8008, 8290, 8411, 9058, 9119, 10010, 10777, 11606, 12940, 14234, 16580, 16822, 18116, 18238, 20020, 21554, 22645, 23212, 25880, 28468, 29015, 33160, 33644, 35585, 36232, 36476, 40040, 42055, 43108, 45290, 45595, 46424, 49819, 53885, 56936, 58030, 58877, 63833, 67288, 71170, 72952, 75439, 84110, 86216, 90580, 91190, 92521, 99638, 107770, 116060, 117754, 118547, 127666, 142340, 150878, 168220, 181160, 182380, 185042, 199276, 215540, 232120, 235508, 237094, 249095, 255332, 284680, 294385, 301756, 319165, 336440, 364760, 370084, 377195, 398552, 431080, 462605, 471016, 474188, 498190, 510664, 536363, 588770, 592735, 603512, 638330, 647647, 740168, 754390, 829829, 925210, 948376, 996380, 1072726, 1177540, 1185470, 1276660, 1295294, 1508780, 1659658, 1850420, 1992760, 2145452, 2355080, 2370940, 2553320, 2590588, 2681815, 3017560, 3238235, 3319316, 3700840, 3754541, 4149145, 4290904, 4741880, 5181176, 5363630, 5899993, 6476470, 6638632, 6972719, 7509082, 8298290, 10727260, 11799986, 12952940, 13945438, 15018164, 16596580, 18772705, 21454520, 23599972, 25905880, 27890876, 29499965, 30036328, 33193160, 34863595, 37545410, 41299951, 47199944, 48809033, 55781752, 58999930, 69727190, 75090820, 76699909, 82599902, 97618066, 117999860, 139454380, 150181640, 153399818, 165199804, 195236132, 206499755, 235999720, 244045165, 278908760, 306799636, 330399608, 383499545, 390472264, 412999510, 488090330, 536899363, 613599272, 766999090, 825999020, 976180660, 1073798726, 1533998180, 1651998040, 1952361320, 2147597452, 2684496815, 3067996360, 4295194904, 5368993630, 10737987260, 21475974520]

約数ペア:

[(1, 21475974520), (2, 10737987260), (4, 5368993630), (5, 4295194904), (7, 3067996360), (8, 2684496815), (10, 2147597452), (11, 1952361320), (13, 1651998040), (14, 1533998180), (20, 1073798726), (22, 976180660), (26, 825999020), (28, 766999090), (35, 613599272), (40, 536899363), (44, 488090330), (52, 412999510), (55, 390472264), (56, 383499545), (65, 330399608), (70, 306799636), (77, 278908760), (88, 244045165), (91, 235999720), (104, 206499755), (110, 195236132), (130, 165199804), (140, 153399818), (143, 150181640), (154, 139454380), (182, 117999860), (220, 97618066), (260, 82599902), (280, 76699909), (286, 75090820), (308, 69727190), (364, 58999930), (385, 55781752), (440, 48809033), (455, 47199944), (520, 41299951), (572, 37545410), (616, 34863595), (647, 33193160), (715, 30036328), (728, 29499965), (770, 27890876), (829, 25905880), (910, 23599972), (1001, 21454520), (1144, 18772705), (1294, 16596580), (1430, 15018164), (1540, 13945438), (1658, 12952940), (1820, 11799986), (2002, 10727260), (2588, 8298290), (2860, 7509082), (3080, 6972719), (3235, 6638632), (3316, 6476470), (3640, 5899993), (4004, 5363630), (4145, 5181176), (4529, 4741880), (5005, 4290904), (5176, 4149145), (5720, 3754541), (5803, 3700840), (6470, 3319316), (6632, 3238235), (7117, 3017560), (8008, 2681815), (8290, 2590588), (8411, 2553320), (9058, 2370940), (9119, 2355080), (10010, 2145452), (10777, 1992760), (11606, 1850420), (12940, 1659658), (14234, 1508780), (16580, 1295294), (16822, 1276660), (18116, 1185470), (18238, 1177540), (20020, 1072726), (21554, 996380), (22645, 948376), (23212, 925210), (25880, 829829), (28468, 754390), (29015, 740168), (33160, 647647), (33644, 638330), (35585, 603512), (36232, 592735), (36476, 588770), (40040, 536363), (42055, 510664), (43108, 498190), (45290, 474188), (45595, 471016), (46424, 462605), (49819, 431080), (53885, 398552), (56936, 377195), (58030, 370084), (58877, 364760), (63833, 336440), (67288, 319165), (71170, 301756), (72952, 294385), (75439, 284680), (84110, 255332), (86216, 249095), (90580, 237094), (91190, 235508), (92521, 232120), (99638, 215540), (107770, 199276), (116060, 185042), (117754, 182380), (118547, 181160), (127666, 168220), (142340, 150878)]