207427920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 320

約数和(自身を含む): 781664256

約数和(自身を除く): 574236336

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 47, 48, 56, 60, 70, 71, 74, 80, 84, 94, 105, 111, 112, 120, 140, 141, 142, 148, 168, 185, 188, 210, 213, 222, 235, 240, 259, 280, 282, 284, 296, 329, 336, 355, 370, 376, 420, 426, 444, 470, 497, 518, 555, 560, 564, 568, 592, 658, 705, 710, 740, 752, 777, 840, 852, 888, 940, 987, 994, 1036, 1065, 1110, 1128, 1136, 1295, 1316, 1410, 1420, 1480, 1491, 1554, 1645, 1680, 1704, 1739, 1776, 1880, 1974, 1988, 2072, 2130, 2220, 2256, 2485, 2590, 2627, 2632, 2820, 2840, 2960, 2982, 3108, 3290, 3337, 3408, 3478, 3760, 3885, 3948, 3976, 4144, 4260, 4440, 4935, 4970, 5180, 5217, 5254, 5264, 5640, 5680, 5964, 6216, 6580, 6674, 6956, 7455, 7770, 7881, 7896, 7952, 8520, 8695, 8880, 9870, 9940, 10011, 10360, 10434, 10508, 11280, 11928, 12173, 12432, 13135, 13160, 13348, 13912, 14910, 15540, 15762, 15792, 16685, 17040, 17390, 18389, 19740, 19880, 20022, 20720, 20868, 21016, 23359, 23856, 24346, 26085, 26270, 26320, 26696, 27824, 29820, 31080, 31524, 33370, 34780, 36519, 36778, 39405, 39480, 39760, 40044, 41736, 42032, 46718, 48692, 50055, 52170, 52540, 53392, 55167, 59640, 60865, 62160, 63048, 66740, 69560, 70077, 73038, 73556, 78810, 78960, 80088, 83472, 91945, 93436, 97384, 100110, 104340, 105080, 110334, 116795, 119280, 121730, 123469, 126096, 133480, 139120, 140154, 146076, 147112, 157620, 160176, 182595, 183890, 186872, 194768, 200220, 208680, 210160, 220668, 233590, 243460, 246938, 266960, 275835, 280308, 292152, 294224, 315240, 350385, 365190, 367780, 370407, 373744, 400440, 417360, 441336, 467180, 486920, 493876, 551670, 560616, 584304, 617345, 630480, 700770, 730380, 735560, 740814, 800880, 864283, 882672, 934360, 973840, 987752, 1103340, 1121232, 1234690, 1401540, 1460760, 1471120, 1481628, 1728566, 1852035, 1868720, 1975504, 2206680, 2469380, 2592849, 2803080, 2921520, 2963256, 3457132, 3704070, 4321415, 4413360, 4938760, 5185698, 5606160, 5926512, 6914264, 7408140, 8642830, 9877520, 10371396, 12964245, 13828528, 14816280, 17285660, 20742792, 25928490, 29632560, 34571320, 41485584, 51856980, 69142640, 103713960, 207427920]

約数ペア:

[(1, 207427920), (2, 103713960), (3, 69142640), (4, 51856980), (5, 41485584), (6, 34571320), (7, 29632560), (8, 25928490), (10, 20742792), (12, 17285660), (14, 14816280), (15, 13828528), (16, 12964245), (20, 10371396), (21, 9877520), (24, 8642830), (28, 7408140), (30, 6914264), (35, 5926512), (37, 5606160), (40, 5185698), (42, 4938760), (47, 4413360), (48, 4321415), (56, 3704070), (60, 3457132), (70, 2963256), (71, 2921520), (74, 2803080), (80, 2592849), (84, 2469380), (94, 2206680), (105, 1975504), (111, 1868720), (112, 1852035), (120, 1728566), (140, 1481628), (141, 1471120), (142, 1460760), (148, 1401540), (168, 1234690), (185, 1121232), (188, 1103340), (210, 987752), (213, 973840), (222, 934360), (235, 882672), (240, 864283), (259, 800880), (280, 740814), (282, 735560), (284, 730380), (296, 700770), (329, 630480), (336, 617345), (355, 584304), (370, 560616), (376, 551670), (420, 493876), (426, 486920), (444, 467180), (470, 441336), (497, 417360), (518, 400440), (555, 373744), (560, 370407), (564, 367780), (568, 365190), (592, 350385), (658, 315240), (705, 294224), (710, 292152), (740, 280308), (752, 275835), (777, 266960), (840, 246938), (852, 243460), (888, 233590), (940, 220668), (987, 210160), (994, 208680), (1036, 200220), (1065, 194768), (1110, 186872), (1128, 183890), (1136, 182595), (1295, 160176), (1316, 157620), (1410, 147112), (1420, 146076), (1480, 140154), (1491, 139120), (1554, 133480), (1645, 126096), (1680, 123469), (1704, 121730), (1739, 119280), (1776, 116795), (1880, 110334), (1974, 105080), (1988, 104340), (2072, 100110), (2130, 97384), (2220, 93436), (2256, 91945), (2485, 83472), (2590, 80088), (2627, 78960), (2632, 78810), (2820, 73556), (2840, 73038), (2960, 70077), (2982, 69560), (3108, 66740), (3290, 63048), (3337, 62160), (3408, 60865), (3478, 59640), (3760, 55167), (3885, 53392), (3948, 52540), (3976, 52170), (4144, 50055), (4260, 48692), (4440, 46718), (4935, 42032), (4970, 41736), (5180, 40044), (5217, 39760), (5254, 39480), (5264, 39405), (5640, 36778), (5680, 36519), (5964, 34780), (6216, 33370), (6580, 31524), (6674, 31080), (6956, 29820), (7455, 27824), (7770, 26696), (7881, 26320), (7896, 26270), (7952, 26085), (8520, 24346), (8695, 23856), (8880, 23359), (9870, 21016), (9940, 20868), (10011, 20720), (10360, 20022), (10434, 19880), (10508, 19740), (11280, 18389), (11928, 17390), (12173, 17040), (12432, 16685), (13135, 15792), (13160, 15762), (13348, 15540), (13912, 14910)]