20462780520

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{69403}}^1$

素因数の和:69446

約数の個数: 320

約数和(自身を含む): 84650670720

約数和(自身を除く): 64187890200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 81, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 162, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 324, 351, 360, 364, 378, 390, 405, 420, 455, 468, 504, 520, 540, 546, 567, 585, 630, 648, 702, 728, 756, 780, 810, 819, 840, 910, 936, 945, 1053, 1080, 1092, 1134, 1170, 1260, 1365, 1404, 1512, 1560, 1620, 1638, 1755, 1820, 1890, 2106, 2184, 2268, 2340, 2457, 2520, 2730, 2808, 2835, 3240, 3276, 3510, 3640, 3780, 4095, 4212, 4536, 4680, 4914, 5265, 5460, 5670, 6552, 7020, 7371, 7560, 8190, 8424, 9828, 10530, 10920, 11340, 12285, 14040, 14742, 16380, 19656, 21060, 22680, 24570, 29484, 32760, 36855, 42120, 49140, 58968, 69403, 73710, 98280, 138806, 147420, 208209, 277612, 294840, 347015, 416418, 485821, 555224, 624627, 694030, 832836, 902239, 971642, 1041045, 1249254, 1388060, 1457463, 1665672, 1804478, 1873881, 1943284, 2082090, 2429105, 2498508, 2706717, 2776120, 2914926, 3123135, 3608956, 3747762, 3886568, 4164180, 4372389, 4511195, 4858210, 4997016, 5413434, 5621643, 5829852, 6246270, 6315673, 7217912, 7287315, 7495524, 8120151, 8328360, 8744778, 9022390, 9369405, 9716420, 10826868, 11243286, 11659704, 12492540, 12631346, 13117167, 13533585, 14574630, 14991048, 16240302, 17489556, 18044780, 18738810, 18947019, 19432840, 21653736, 21861945, 22486572, 24360453, 24985080, 25262692, 26234334, 27067170, 28108215, 29149260, 31578365, 32480604, 34979112, 36089560, 37477620, 37894038, 39351501, 40600755, 43723890, 44973144, 48720906, 50525384, 52468668, 54134340, 56216430, 56841057, 58298520, 63156730, 64961208, 65585835, 73081359, 74955240, 75788076, 78703002, 81201510, 87447780, 94735095, 97441812, 104937336, 108268680, 112432860, 113682114, 121802265, 126313460, 131171670, 146162718, 151576152, 157406004, 162403020, 170523171, 174895560, 189470190, 194883624, 196757505, 224865720, 227364228, 243604530, 252626920, 262343340, 284205285, 292325436, 314812008, 324806040, 341046342, 365406795, 378940380, 393515010, 454728456, 487209060, 511569513, 524686680, 568410570, 584650872, 682092684, 730813590, 757880760, 787030020, 852615855, 974418120, 1023139026, 1136821140, 1364185368, 1461627180, 1574060040, 1705231710, 2046278052, 2273642280, 2557847565, 2923254360, 3410463420, 4092556104, 5115695130, 6820926840, 10231390260, 20462780520]

約数ペア:

[(1, 20462780520), (2, 10231390260), (3, 6820926840), (4, 5115695130), (5, 4092556104), (6, 3410463420), (7, 2923254360), (8, 2557847565), (9, 2273642280), (10, 2046278052), (12, 1705231710), (13, 1574060040), (14, 1461627180), (15, 1364185368), (18, 1136821140), (20, 1023139026), (21, 974418120), (24, 852615855), (26, 787030020), (27, 757880760), (28, 730813590), (30, 682092684), (35, 584650872), (36, 568410570), (39, 524686680), (40, 511569513), (42, 487209060), (45, 454728456), (52, 393515010), (54, 378940380), (56, 365406795), (60, 341046342), (63, 324806040), (65, 314812008), (70, 292325436), (72, 284205285), (78, 262343340), (81, 252626920), (84, 243604530), (90, 227364228), (91, 224865720), (104, 196757505), (105, 194883624), (108, 189470190), (117, 174895560), (120, 170523171), (126, 162403020), (130, 157406004), (135, 151576152), (140, 146162718), (156, 131171670), (162, 126313460), (168, 121802265), (180, 113682114), (182, 112432860), (189, 108268680), (195, 104937336), (210, 97441812), (216, 94735095), (234, 87447780), (252, 81201510), (260, 78703002), (270, 75788076), (273, 74955240), (280, 73081359), (312, 65585835), (315, 64961208), (324, 63156730), (351, 58298520), (360, 56841057), (364, 56216430), (378, 54134340), (390, 52468668), (405, 50525384), (420, 48720906), (455, 44973144), (468, 43723890), (504, 40600755), (520, 39351501), (540, 37894038), (546, 37477620), (567, 36089560), (585, 34979112), (630, 32480604), (648, 31578365), (702, 29149260), (728, 28108215), (756, 27067170), (780, 26234334), (810, 25262692), (819, 24985080), (840, 24360453), (910, 22486572), (936, 21861945), (945, 21653736), (1053, 19432840), (1080, 18947019), (1092, 18738810), (1134, 18044780), (1170, 17489556), (1260, 16240302), (1365, 14991048), (1404, 14574630), (1512, 13533585), (1560, 13117167), (1620, 12631346), (1638, 12492540), (1755, 11659704), (1820, 11243286), (1890, 10826868), (2106, 9716420), (2184, 9369405), (2268, 9022390), (2340, 8744778), (2457, 8328360), (2520, 8120151), (2730, 7495524), (2808, 7287315), (2835, 7217912), (3240, 6315673), (3276, 6246270), (3510, 5829852), (3640, 5621643), (3780, 5413434), (4095, 4997016), (4212, 4858210), (4536, 4511195), (4680, 4372389), (4914, 4164180), (5265, 3886568), (5460, 3747762), (5670, 3608956), (6552, 3123135), (7020, 2914926), (7371, 2776120), (7560, 2706717), (8190, 2498508), (8424, 2429105), (9828, 2082090), (10530, 1943284), (10920, 1873881), (11340, 1804478), (12285, 1665672), (14040, 1457463), (14742, 1388060), (16380, 1249254), (19656, 1041045), (21060, 971642), (22680, 902239), (24570, 832836), (29484, 694030), (32760, 624627), (36855, 555224), (42120, 485821), (49140, 416418), (58968, 347015), (69403, 294840), (73710, 277612), (98280, 208209), (138806, 147420)]