205093980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:713

約数の個数: 288

約数和(自身を含む): 807206400

約数和(自身を除く): 602112420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 28, 30, 35, 36, 38, 39, 42, 45, 52, 57, 60, 63, 65, 70, 76, 78, 84, 90, 91, 95, 105, 114, 117, 126, 130, 133, 140, 156, 171, 180, 182, 190, 195, 210, 228, 234, 247, 252, 260, 266, 273, 285, 315, 342, 364, 380, 390, 399, 420, 455, 468, 494, 532, 546, 570, 585, 630, 659, 665, 684, 741, 780, 798, 819, 855, 910, 988, 1092, 1140, 1170, 1197, 1235, 1260, 1318, 1330, 1365, 1482, 1596, 1638, 1710, 1729, 1820, 1977, 1995, 2223, 2340, 2394, 2470, 2636, 2660, 2730, 2964, 3276, 3295, 3420, 3458, 3705, 3954, 3990, 4095, 4446, 4613, 4788, 4940, 5187, 5460, 5931, 5985, 6590, 6916, 7410, 7908, 7980, 8190, 8567, 8645, 8892, 9226, 9885, 10374, 11115, 11862, 11970, 12521, 13180, 13839, 14820, 15561, 16380, 17134, 17290, 18452, 19770, 20748, 22230, 23065, 23724, 23940, 25042, 25701, 25935, 27678, 29655, 31122, 34268, 34580, 37563, 39540, 41517, 42835, 44460, 46130, 50084, 51402, 51870, 55356, 59310, 59969, 62244, 62605, 69195, 75126, 77103, 77805, 83034, 85670, 87647, 92260, 102804, 103740, 112689, 118620, 119938, 125210, 128505, 138390, 150252, 154206, 155610, 162773, 166068, 171340, 175294, 179907, 187815, 207585, 225378, 239876, 250420, 257010, 262941, 276780, 299845, 308412, 311220, 325546, 350588, 359814, 375630, 385515, 415170, 438235, 450756, 488319, 514020, 525882, 539721, 563445, 599690, 651092, 719628, 751260, 771030, 788823, 813865, 830340, 876470, 899535, 976638, 1051764, 1079442, 1126890, 1139411, 1199380, 1314705, 1464957, 1542060, 1577646, 1627730, 1752940, 1799070, 1953276, 2158884, 2253780, 2278822, 2441595, 2629410, 2698605, 2929914, 3155292, 3255460, 3418233, 3598140, 3944115, 4557644, 4883190, 5258820, 5397210, 5697055, 5859828, 6836466, 7324785, 7888230, 9766380, 10254699, 10794420, 11394110, 13672932, 14649570, 15776460, 17091165, 20509398, 22788220, 29299140, 34182330, 41018796, 51273495, 68364660, 102546990, 205093980]

約数ペア:

[(1, 205093980), (2, 102546990), (3, 68364660), (4, 51273495), (5, 41018796), (6, 34182330), (7, 29299140), (9, 22788220), (10, 20509398), (12, 17091165), (13, 15776460), (14, 14649570), (15, 13672932), (18, 11394110), (19, 10794420), (20, 10254699), (21, 9766380), (26, 7888230), (28, 7324785), (30, 6836466), (35, 5859828), (36, 5697055), (38, 5397210), (39, 5258820), (42, 4883190), (45, 4557644), (52, 3944115), (57, 3598140), (60, 3418233), (63, 3255460), (65, 3155292), (70, 2929914), (76, 2698605), (78, 2629410), (84, 2441595), (90, 2278822), (91, 2253780), (95, 2158884), (105, 1953276), (114, 1799070), (117, 1752940), (126, 1627730), (130, 1577646), (133, 1542060), (140, 1464957), (156, 1314705), (171, 1199380), (180, 1139411), (182, 1126890), (190, 1079442), (195, 1051764), (210, 976638), (228, 899535), (234, 876470), (247, 830340), (252, 813865), (260, 788823), (266, 771030), (273, 751260), (285, 719628), (315, 651092), (342, 599690), (364, 563445), (380, 539721), (390, 525882), (399, 514020), (420, 488319), (455, 450756), (468, 438235), (494, 415170), (532, 385515), (546, 375630), (570, 359814), (585, 350588), (630, 325546), (659, 311220), (665, 308412), (684, 299845), (741, 276780), (780, 262941), (798, 257010), (819, 250420), (855, 239876), (910, 225378), (988, 207585), (1092, 187815), (1140, 179907), (1170, 175294), (1197, 171340), (1235, 166068), (1260, 162773), (1318, 155610), (1330, 154206), (1365, 150252), (1482, 138390), (1596, 128505), (1638, 125210), (1710, 119938), (1729, 118620), (1820, 112689), (1977, 103740), (1995, 102804), (2223, 92260), (2340, 87647), (2394, 85670), (2470, 83034), (2636, 77805), (2660, 77103), (2730, 75126), (2964, 69195), (3276, 62605), (3295, 62244), (3420, 59969), (3458, 59310), (3705, 55356), (3954, 51870), (3990, 51402), (4095, 50084), (4446, 46130), (4613, 44460), (4788, 42835), (4940, 41517), (5187, 39540), (5460, 37563), (5931, 34580), (5985, 34268), (6590, 31122), (6916, 29655), (7410, 27678), (7908, 25935), (7980, 25701), (8190, 25042), (8567, 23940), (8645, 23724), (8892, 23065), (9226, 22230), (9885, 20748), (10374, 19770), (11115, 18452), (11862, 17290), (11970, 17134), (12521, 16380), (13180, 15561), (13839, 14820)]