21858156720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1973}}^1$

素因数の和:2241

約数の個数: 320

約数和(自身を含む): 78954946560

約数和(自身を除く): 57096789840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 180, 184, 207, 216, 223, 230, 240, 270, 276, 345, 360, 368, 414, 432, 446, 460, 540, 552, 621, 669, 690, 720, 828, 892, 920, 1035, 1080, 1104, 1115, 1242, 1338, 1380, 1656, 1784, 1840, 1973, 2007, 2070, 2160, 2230, 2484, 2676, 2760, 3105, 3312, 3345, 3568, 3946, 4014, 4140, 4460, 4968, 5129, 5352, 5520, 5919, 6021, 6210, 6690, 7892, 8028, 8280, 8920, 9865, 9936, 10035, 10258, 10704, 11838, 12042, 12420, 13380, 15387, 15784, 16056, 16560, 17757, 17840, 19730, 20070, 20516, 23676, 24084, 24840, 25645, 26760, 29595, 30105, 30774, 31568, 32112, 35514, 39460, 40140, 41032, 45379, 46161, 47352, 48168, 49680, 51290, 53271, 53520, 59190, 60210, 61548, 71028, 76935, 78920, 80280, 82064, 88785, 90758, 92322, 94704, 96336, 102580, 106542, 118380, 120420, 123096, 136137, 138483, 142056, 153870, 157840, 160560, 177570, 181516, 184644, 205160, 213084, 226895, 230805, 236760, 240840, 246192, 266355, 272274, 276966, 284112, 307740, 355140, 363032, 369288, 408411, 410320, 426168, 439979, 453790, 461610, 473520, 481680, 532710, 544548, 553932, 615480, 680685, 692415, 710280, 726064, 738576, 816822, 852336, 879958, 907580, 923220, 1065420, 1089096, 1107864, 1225233, 1230960, 1319937, 1361370, 1384830, 1420560, 1633644, 1759916, 1815160, 1846440, 2042055, 2130840, 2178192, 2199895, 2215728, 2450466, 2639874, 2722740, 2769660, 3267288, 3519832, 3630320, 3692880, 3959811, 4084110, 4261680, 4399790, 4900932, 5279748, 5445480, 5539320, 6126165, 6534576, 6599685, 7039664, 7919622, 8168220, 8799580, 9801864, 10119517, 10559496, 10890960, 11078640, 11879433, 12252330, 13199370, 15839244, 16336440, 17599160, 19603728, 19799055, 20239034, 21118992, 23758866, 24504660, 26398740, 30358551, 31678488, 32672880, 35198320, 39598110, 40478068, 47517732, 49009320, 50597585, 52797480, 59397165, 60717102, 63356976, 79196220, 80956136, 91075653, 95035464, 98018640, 101195170, 105594960, 118794330, 121434204, 151792755, 158392440, 161912272, 182151306, 190070928, 202390340, 237588660, 242868408, 273226959, 303585510, 316784880, 364302612, 404780680, 455378265, 475177320, 485736816, 546453918, 607171020, 728605224, 809561360, 910756530, 950354640, 1092907836, 1214342040, 1366134795, 1457210448, 1821513060, 2185815672, 2428684080, 2732269590, 3643026120, 4371631344, 5464539180, 7286052240, 10929078360, 21858156720]

約数ペア:

[(1, 21858156720), (2, 10929078360), (3, 7286052240), (4, 5464539180), (5, 4371631344), (6, 3643026120), (8, 2732269590), (9, 2428684080), (10, 2185815672), (12, 1821513060), (15, 1457210448), (16, 1366134795), (18, 1214342040), (20, 1092907836), (23, 950354640), (24, 910756530), (27, 809561360), (30, 728605224), (36, 607171020), (40, 546453918), (45, 485736816), (46, 475177320), (48, 455378265), (54, 404780680), (60, 364302612), (69, 316784880), (72, 303585510), (80, 273226959), (90, 242868408), (92, 237588660), (108, 202390340), (115, 190070928), (120, 182151306), (135, 161912272), (138, 158392440), (144, 151792755), (180, 121434204), (184, 118794330), (207, 105594960), (216, 101195170), (223, 98018640), (230, 95035464), (240, 91075653), (270, 80956136), (276, 79196220), (345, 63356976), (360, 60717102), (368, 59397165), (414, 52797480), (432, 50597585), (446, 49009320), (460, 47517732), (540, 40478068), (552, 39598110), (621, 35198320), (669, 32672880), (690, 31678488), (720, 30358551), (828, 26398740), (892, 24504660), (920, 23758866), (1035, 21118992), (1080, 20239034), (1104, 19799055), (1115, 19603728), (1242, 17599160), (1338, 16336440), (1380, 15839244), (1656, 13199370), (1784, 12252330), (1840, 11879433), (1973, 11078640), (2007, 10890960), (2070, 10559496), (2160, 10119517), (2230, 9801864), (2484, 8799580), (2676, 8168220), (2760, 7919622), (3105, 7039664), (3312, 6599685), (3345, 6534576), (3568, 6126165), (3946, 5539320), (4014, 5445480), (4140, 5279748), (4460, 4900932), (4968, 4399790), (5129, 4261680), (5352, 4084110), (5520, 3959811), (5919, 3692880), (6021, 3630320), (6210, 3519832), (6690, 3267288), (7892, 2769660), (8028, 2722740), (8280, 2639874), (8920, 2450466), (9865, 2215728), (9936, 2199895), (10035, 2178192), (10258, 2130840), (10704, 2042055), (11838, 1846440), (12042, 1815160), (12420, 1759916), (13380, 1633644), (15387, 1420560), (15784, 1384830), (16056, 1361370), (16560, 1319937), (17757, 1230960), (17840, 1225233), (19730, 1107864), (20070, 1089096), (20516, 1065420), (23676, 923220), (24084, 907580), (24840, 879958), (25645, 852336), (26760, 816822), (29595, 738576), (30105, 726064), (30774, 710280), (31568, 692415), (32112, 680685), (35514, 615480), (39460, 553932), (40140, 544548), (41032, 532710), (45379, 481680), (46161, 473520), (47352, 461610), (48168, 453790), (49680, 439979), (51290, 426168), (53271, 410320), (53520, 408411), (59190, 369288), (60210, 363032), (61548, 355140), (71028, 307740), (76935, 284112), (78920, 276966), (80280, 272274), (82064, 266355), (88785, 246192), (90758, 240840), (92322, 236760), (94704, 230805), (96336, 226895), (102580, 213084), (106542, 205160), (118380, 184644), (120420, 181516), (123096, 177570), (136137, 160560), (138483, 157840), (142056, 153870)]