1207552920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{587}}^1$

素因数の和:718

約数の個数: 256

約数和(自身を含む): 4335206400

約数和(自身を除く): 3127653480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 79, 84, 93, 105, 120, 124, 140, 155, 158, 168, 186, 210, 217, 237, 248, 280, 310, 316, 372, 395, 420, 434, 465, 474, 553, 587, 620, 632, 651, 744, 790, 840, 868, 930, 948, 1085, 1106, 1174, 1185, 1240, 1302, 1580, 1659, 1736, 1761, 1860, 1896, 2170, 2212, 2348, 2370, 2449, 2604, 2765, 2935, 3160, 3255, 3318, 3522, 3720, 4109, 4340, 4424, 4696, 4740, 4898, 5208, 5530, 5870, 6510, 6636, 7044, 7347, 8218, 8295, 8680, 8805, 9480, 9796, 11060, 11740, 12245, 12327, 13020, 13272, 14088, 14694, 16436, 16590, 17143, 17610, 18197, 19592, 20545, 22120, 23480, 24490, 24654, 26040, 29388, 32872, 33180, 34286, 35220, 36394, 36735, 41090, 46373, 48980, 49308, 51429, 54591, 58776, 61635, 66360, 68572, 70440, 72788, 73470, 82180, 85715, 90985, 92746, 97960, 98616, 102858, 109182, 123270, 127379, 137144, 139119, 145576, 146940, 164360, 171430, 181970, 185492, 205716, 218364, 231865, 246540, 254758, 257145, 272955, 278238, 293880, 324611, 342860, 363940, 370984, 382137, 411432, 436728, 463730, 493080, 509516, 514290, 545910, 556476, 636895, 649222, 685720, 695595, 727880, 764274, 927460, 973833, 1019032, 1028580, 1091820, 1112952, 1273790, 1298444, 1391190, 1437563, 1528548, 1623055, 1854920, 1910685, 1947666, 2057160, 2183640, 2547580, 2596888, 2782380, 2875126, 3057096, 3246110, 3821370, 3895332, 4312689, 4869165, 5095160, 5564760, 5750252, 6492220, 7187815, 7642740, 7790664, 8625378, 9738330, 10062941, 11500504, 12984440, 14375630, 15285480, 17250756, 19476660, 20125882, 21563445, 28751260, 30188823, 34501512, 38953320, 40251764, 43126890, 50314705, 57502520, 60377646, 80503528, 86253780, 100629410, 120755292, 150944115, 172507560, 201258820, 241510584, 301888230, 402517640, 603776460, 1207552920]

約数ペア:

[(1, 1207552920), (2, 603776460), (3, 402517640), (4, 301888230), (5, 241510584), (6, 201258820), (7, 172507560), (8, 150944115), (10, 120755292), (12, 100629410), (14, 86253780), (15, 80503528), (20, 60377646), (21, 57502520), (24, 50314705), (28, 43126890), (30, 40251764), (31, 38953320), (35, 34501512), (40, 30188823), (42, 28751260), (56, 21563445), (60, 20125882), (62, 19476660), (70, 17250756), (79, 15285480), (84, 14375630), (93, 12984440), (105, 11500504), (120, 10062941), (124, 9738330), (140, 8625378), (155, 7790664), (158, 7642740), (168, 7187815), (186, 6492220), (210, 5750252), (217, 5564760), (237, 5095160), (248, 4869165), (280, 4312689), (310, 3895332), (316, 3821370), (372, 3246110), (395, 3057096), (420, 2875126), (434, 2782380), (465, 2596888), (474, 2547580), (553, 2183640), (587, 2057160), (620, 1947666), (632, 1910685), (651, 1854920), (744, 1623055), (790, 1528548), (840, 1437563), (868, 1391190), (930, 1298444), (948, 1273790), (1085, 1112952), (1106, 1091820), (1174, 1028580), (1185, 1019032), (1240, 973833), (1302, 927460), (1580, 764274), (1659, 727880), (1736, 695595), (1761, 685720), (1860, 649222), (1896, 636895), (2170, 556476), (2212, 545910), (2348, 514290), (2370, 509516), (2449, 493080), (2604, 463730), (2765, 436728), (2935, 411432), (3160, 382137), (3255, 370984), (3318, 363940), (3522, 342860), (3720, 324611), (4109, 293880), (4340, 278238), (4424, 272955), (4696, 257145), (4740, 254758), (4898, 246540), (5208, 231865), (5530, 218364), (5870, 205716), (6510, 185492), (6636, 181970), (7044, 171430), (7347, 164360), (8218, 146940), (8295, 145576), (8680, 139119), (8805, 137144), (9480, 127379), (9796, 123270), (11060, 109182), (11740, 102858), (12245, 98616), (12327, 97960), (13020, 92746), (13272, 90985), (14088, 85715), (14694, 82180), (16436, 73470), (16590, 72788), (17143, 70440), (17610, 68572), (18197, 66360), (19592, 61635), (20545, 58776), (22120, 54591), (23480, 51429), (24490, 49308), (24654, 48980), (26040, 46373), (29388, 41090), (32872, 36735), (33180, 36394), (34286, 35220)]