19721964960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{2663}}^1$

素因数の和:2860

約数の個数: 288

約数和(自身を含む): 69643566720

約数和(自身を除く): 49921601760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 96, 111, 120, 139, 144, 148, 160, 180, 185, 222, 240, 278, 288, 296, 333, 360, 370, 417, 444, 480, 555, 556, 592, 666, 695, 720, 740, 834, 888, 1110, 1112, 1184, 1251, 1332, 1390, 1440, 1480, 1665, 1668, 1776, 2085, 2220, 2224, 2502, 2663, 2664, 2780, 2960, 3330, 3336, 3552, 4170, 4440, 4448, 5004, 5143, 5326, 5328, 5560, 5920, 6255, 6660, 6672, 7989, 8340, 8880, 10008, 10286, 10652, 10656, 11120, 12510, 13315, 13320, 13344, 15429, 15978, 16680, 17760, 20016, 20572, 21304, 22240, 23967, 25020, 25715, 26630, 26640, 30858, 31956, 33360, 39945, 40032, 41144, 42608, 46287, 47934, 50040, 51430, 53260, 53280, 61716, 63912, 66720, 77145, 79890, 82288, 85216, 92574, 95868, 98531, 100080, 102860, 106520, 119835, 123432, 127824, 154290, 159780, 164576, 185148, 191736, 197062, 200160, 205720, 213040, 231435, 239670, 246864, 255648, 295593, 308580, 319560, 370157, 370296, 383472, 394124, 411440, 426080, 462870, 479340, 492655, 493728, 591186, 617160, 639120, 740314, 740592, 766944, 788248, 822880, 886779, 925740, 958680, 985310, 1110471, 1182372, 1234320, 1278240, 1477965, 1480628, 1481184, 1576496, 1773558, 1850785, 1851480, 1917360, 1970620, 2220942, 2364744, 2468640, 2955930, 2961256, 3152992, 3331413, 3547116, 3701570, 3702960, 3834720, 3941240, 4433895, 4441884, 4729488, 5552355, 5911860, 5922512, 6662826, 7094232, 7403140, 7405920, 7882480, 8867790, 8883768, 9458976, 11104710, 11823720, 11845024, 13325652, 13695809, 14188464, 14806280, 15764960, 16657065, 17735580, 17767536, 22209420, 23647440, 26651304, 27391618, 28376928, 29612560, 33314130, 35471160, 35535072, 41087427, 44418840, 47294880, 53302608, 54783236, 59225120, 66628260, 68479045, 70942320, 82174854, 88837680, 106605216, 109566472, 123262281, 133256520, 136958090, 141884640, 164349708, 177675360, 205437135, 219132944, 246524562, 266513040, 273916180, 328699416, 410874270, 438265888, 493049124, 533026080, 547832360, 616311405, 657398832, 821748540, 986098248, 1095664720, 1232622810, 1314797664, 1643497080, 1972196496, 2191329440, 2465245620, 3286994160, 3944392992, 4930491240, 6573988320, 9860982480, 19721964960]

約数ペア:

[(1, 19721964960), (2, 9860982480), (3, 6573988320), (4, 4930491240), (5, 3944392992), (6, 3286994160), (8, 2465245620), (9, 2191329440), (10, 1972196496), (12, 1643497080), (15, 1314797664), (16, 1232622810), (18, 1095664720), (20, 986098248), (24, 821748540), (30, 657398832), (32, 616311405), (36, 547832360), (37, 533026080), (40, 493049124), (45, 438265888), (48, 410874270), (60, 328699416), (72, 273916180), (74, 266513040), (80, 246524562), (90, 219132944), (96, 205437135), (111, 177675360), (120, 164349708), (139, 141884640), (144, 136958090), (148, 133256520), (160, 123262281), (180, 109566472), (185, 106605216), (222, 88837680), (240, 82174854), (278, 70942320), (288, 68479045), (296, 66628260), (333, 59225120), (360, 54783236), (370, 53302608), (417, 47294880), (444, 44418840), (480, 41087427), (555, 35535072), (556, 35471160), (592, 33314130), (666, 29612560), (695, 28376928), (720, 27391618), (740, 26651304), (834, 23647440), (888, 22209420), (1110, 17767536), (1112, 17735580), (1184, 16657065), (1251, 15764960), (1332, 14806280), (1390, 14188464), (1440, 13695809), (1480, 13325652), (1665, 11845024), (1668, 11823720), (1776, 11104710), (2085, 9458976), (2220, 8883768), (2224, 8867790), (2502, 7882480), (2663, 7405920), (2664, 7403140), (2780, 7094232), (2960, 6662826), (3330, 5922512), (3336, 5911860), (3552, 5552355), (4170, 4729488), (4440, 4441884), (4448, 4433895), (5004, 3941240), (5143, 3834720), (5326, 3702960), (5328, 3701570), (5560, 3547116), (5920, 3331413), (6255, 3152992), (6660, 2961256), (6672, 2955930), (7989, 2468640), (8340, 2364744), (8880, 2220942), (10008, 1970620), (10286, 1917360), (10652, 1851480), (10656, 1850785), (11120, 1773558), (12510, 1576496), (13315, 1481184), (13320, 1480628), (13344, 1477965), (15429, 1278240), (15978, 1234320), (16680, 1182372), (17760, 1110471), (20016, 985310), (20572, 958680), (21304, 925740), (22240, 886779), (23967, 822880), (25020, 788248), (25715, 766944), (26630, 740592), (26640, 740314), (30858, 639120), (31956, 617160), (33360, 591186), (39945, 493728), (40032, 492655), (41144, 479340), (42608, 462870), (46287, 426080), (47934, 411440), (50040, 394124), (51430, 383472), (53260, 370296), (53280, 370157), (61716, 319560), (63912, 308580), (66720, 295593), (77145, 255648), (79890, 246864), (82288, 239670), (85216, 231435), (92574, 213040), (95868, 205720), (98531, 200160), (100080, 197062), (102860, 191736), (106520, 185148), (119835, 164576), (123432, 159780), (127824, 154290)]