28622880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:184

約数の個数: 288

約数和(自身を含む): 115577280

約数和(自身を除く): 86954400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 30, 32, 33, 36, 39, 40, 44, 45, 48, 52, 55, 60, 65, 66, 72, 78, 80, 88, 90, 96, 99, 104, 110, 117, 120, 130, 132, 139, 143, 144, 156, 160, 165, 176, 180, 195, 198, 208, 220, 234, 240, 260, 264, 278, 286, 288, 312, 330, 352, 360, 390, 396, 416, 417, 429, 440, 468, 480, 495, 520, 528, 556, 572, 585, 624, 660, 695, 715, 720, 780, 792, 834, 858, 880, 936, 990, 1040, 1056, 1112, 1144, 1170, 1248, 1251, 1287, 1320, 1390, 1430, 1440, 1529, 1560, 1584, 1668, 1716, 1760, 1807, 1872, 1980, 2080, 2085, 2145, 2224, 2288, 2340, 2502, 2574, 2640, 2780, 2860, 3058, 3120, 3168, 3336, 3432, 3614, 3744, 3960, 4170, 4290, 4448, 4576, 4587, 4680, 5004, 5148, 5280, 5421, 5560, 5720, 6116, 6240, 6255, 6435, 6672, 6864, 7228, 7645, 7920, 8340, 8580, 9035, 9174, 9360, 10008, 10296, 10842, 11120, 11440, 12232, 12510, 12870, 13344, 13728, 13761, 14456, 15290, 15840, 16263, 16680, 17160, 18070, 18348, 18720, 19877, 20016, 20592, 21684, 22240, 22880, 22935, 24464, 25020, 25740, 27105, 27522, 28912, 30580, 32526, 33360, 34320, 36140, 36696, 39754, 40032, 41184, 43368, 45870, 48928, 50040, 51480, 54210, 55044, 57824, 59631, 61160, 65052, 66720, 68640, 68805, 72280, 73392, 79508, 81315, 86736, 91740, 99385, 100080, 102960, 108420, 110088, 119262, 122320, 130104, 137610, 144560, 146784, 159016, 162630, 173472, 178893, 183480, 198770, 200160, 205920, 216840, 220176, 238524, 244640, 260208, 275220, 289120, 298155, 318032, 325260, 357786, 366960, 397540, 433680, 440352, 477048, 520416, 550440, 596310, 636064, 650520, 715572, 733920, 795080, 867360, 894465, 954096, 1100880, 1192620, 1301040, 1431144, 1590160, 1788930, 1908192, 2201760, 2385240, 2602080, 2862288, 3180320, 3577860, 4770480, 5724576, 7155720, 9540960, 14311440, 28622880]

約数ペア:

[(1, 28622880), (2, 14311440), (3, 9540960), (4, 7155720), (5, 5724576), (6, 4770480), (8, 3577860), (9, 3180320), (10, 2862288), (11, 2602080), (12, 2385240), (13, 2201760), (15, 1908192), (16, 1788930), (18, 1590160), (20, 1431144), (22, 1301040), (24, 1192620), (26, 1100880), (30, 954096), (32, 894465), (33, 867360), (36, 795080), (39, 733920), (40, 715572), (44, 650520), (45, 636064), (48, 596310), (52, 550440), (55, 520416), (60, 477048), (65, 440352), (66, 433680), (72, 397540), (78, 366960), (80, 357786), (88, 325260), (90, 318032), (96, 298155), (99, 289120), (104, 275220), (110, 260208), (117, 244640), (120, 238524), (130, 220176), (132, 216840), (139, 205920), (143, 200160), (144, 198770), (156, 183480), (160, 178893), (165, 173472), (176, 162630), (180, 159016), (195, 146784), (198, 144560), (208, 137610), (220, 130104), (234, 122320), (240, 119262), (260, 110088), (264, 108420), (278, 102960), (286, 100080), (288, 99385), (312, 91740), (330, 86736), (352, 81315), (360, 79508), (390, 73392), (396, 72280), (416, 68805), (417, 68640), (429, 66720), (440, 65052), (468, 61160), (480, 59631), (495, 57824), (520, 55044), (528, 54210), (556, 51480), (572, 50040), (585, 48928), (624, 45870), (660, 43368), (695, 41184), (715, 40032), (720, 39754), (780, 36696), (792, 36140), (834, 34320), (858, 33360), (880, 32526), (936, 30580), (990, 28912), (1040, 27522), (1056, 27105), (1112, 25740), (1144, 25020), (1170, 24464), (1248, 22935), (1251, 22880), (1287, 22240), (1320, 21684), (1390, 20592), (1430, 20016), (1440, 19877), (1529, 18720), (1560, 18348), (1584, 18070), (1668, 17160), (1716, 16680), (1760, 16263), (1807, 15840), (1872, 15290), (1980, 14456), (2080, 13761), (2085, 13728), (2145, 13344), (2224, 12870), (2288, 12510), (2340, 12232), (2502, 11440), (2574, 11120), (2640, 10842), (2780, 10296), (2860, 10008), (3058, 9360), (3120, 9174), (3168, 9035), (3336, 8580), (3432, 8340), (3614, 7920), (3744, 7645), (3960, 7228), (4170, 6864), (4290, 6672), (4448, 6435), (4576, 6255), (4587, 6240), (4680, 6116), (5004, 5720), (5148, 5560), (5280, 5421)]