198989700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:271

約数の個数: 288

約数和(自身を含む): 731453184

約数和(自身を除く): 532463484

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 37, 39, 42, 50, 52, 60, 65, 70, 74, 75, 78, 84, 91, 100, 105, 111, 130, 140, 148, 150, 156, 175, 182, 185, 195, 197, 210, 222, 259, 260, 273, 300, 325, 350, 364, 370, 390, 394, 420, 444, 455, 481, 518, 525, 546, 555, 591, 650, 700, 740, 777, 780, 788, 910, 925, 962, 975, 985, 1036, 1050, 1092, 1110, 1182, 1295, 1300, 1365, 1379, 1443, 1554, 1820, 1850, 1924, 1950, 1970, 2100, 2220, 2275, 2364, 2405, 2561, 2590, 2730, 2758, 2775, 2886, 2955, 3108, 3367, 3700, 3885, 3900, 3940, 4137, 4550, 4810, 4925, 5122, 5180, 5460, 5516, 5550, 5772, 5910, 6475, 6734, 6825, 6895, 7215, 7289, 7683, 7770, 8274, 9100, 9620, 9850, 10101, 10244, 11100, 11820, 12025, 12805, 12950, 13468, 13650, 13790, 14430, 14578, 14775, 15366, 15540, 16548, 16835, 17927, 19425, 19700, 20202, 20685, 21867, 24050, 25610, 25900, 27300, 27580, 28860, 29156, 29550, 30732, 33670, 34475, 35854, 36075, 36445, 38415, 38850, 40404, 41370, 43734, 48100, 50505, 51023, 51220, 53781, 59100, 64025, 67340, 68950, 71708, 72150, 72890, 76830, 77700, 82740, 84175, 87468, 89635, 94757, 101010, 102046, 103425, 107562, 109335, 128050, 137900, 144300, 145780, 153069, 153660, 168350, 179270, 182225, 189514, 192075, 202020, 204092, 206850, 215124, 218670, 252525, 255115, 256100, 268905, 284271, 306138, 336700, 358540, 364450, 379028, 384150, 413700, 437340, 448175, 473785, 505050, 510230, 537810, 546675, 568542, 612276, 663299, 728900, 765345, 768300, 896350, 947570, 1010100, 1020460, 1075620, 1093350, 1137084, 1275575, 1326598, 1344525, 1421355, 1530690, 1792700, 1895140, 1989897, 2186700, 2368925, 2551150, 2653196, 2689050, 2842710, 3061380, 3316495, 3826725, 3979794, 4737850, 5102300, 5378100, 5685420, 6632990, 7106775, 7653450, 7959588, 9475700, 9949485, 13265980, 14213550, 15306900, 16582475, 19898970, 28427100, 33164950, 39797940, 49747425, 66329900, 99494850, 198989700]

約数ペア:

[(1, 198989700), (2, 99494850), (3, 66329900), (4, 49747425), (5, 39797940), (6, 33164950), (7, 28427100), (10, 19898970), (12, 16582475), (13, 15306900), (14, 14213550), (15, 13265980), (20, 9949485), (21, 9475700), (25, 7959588), (26, 7653450), (28, 7106775), (30, 6632990), (35, 5685420), (37, 5378100), (39, 5102300), (42, 4737850), (50, 3979794), (52, 3826725), (60, 3316495), (65, 3061380), (70, 2842710), (74, 2689050), (75, 2653196), (78, 2551150), (84, 2368925), (91, 2186700), (100, 1989897), (105, 1895140), (111, 1792700), (130, 1530690), (140, 1421355), (148, 1344525), (150, 1326598), (156, 1275575), (175, 1137084), (182, 1093350), (185, 1075620), (195, 1020460), (197, 1010100), (210, 947570), (222, 896350), (259, 768300), (260, 765345), (273, 728900), (300, 663299), (325, 612276), (350, 568542), (364, 546675), (370, 537810), (390, 510230), (394, 505050), (420, 473785), (444, 448175), (455, 437340), (481, 413700), (518, 384150), (525, 379028), (546, 364450), (555, 358540), (591, 336700), (650, 306138), (700, 284271), (740, 268905), (777, 256100), (780, 255115), (788, 252525), (910, 218670), (925, 215124), (962, 206850), (975, 204092), (985, 202020), (1036, 192075), (1050, 189514), (1092, 182225), (1110, 179270), (1182, 168350), (1295, 153660), (1300, 153069), (1365, 145780), (1379, 144300), (1443, 137900), (1554, 128050), (1820, 109335), (1850, 107562), (1924, 103425), (1950, 102046), (1970, 101010), (2100, 94757), (2220, 89635), (2275, 87468), (2364, 84175), (2405, 82740), (2561, 77700), (2590, 76830), (2730, 72890), (2758, 72150), (2775, 71708), (2886, 68950), (2955, 67340), (3108, 64025), (3367, 59100), (3700, 53781), (3885, 51220), (3900, 51023), (3940, 50505), (4137, 48100), (4550, 43734), (4810, 41370), (4925, 40404), (5122, 38850), (5180, 38415), (5460, 36445), (5516, 36075), (5550, 35854), (5772, 34475), (5910, 33670), (6475, 30732), (6734, 29550), (6825, 29156), (6895, 28860), (7215, 27580), (7289, 27300), (7683, 25900), (7770, 25610), (8274, 24050), (9100, 21867), (9620, 20685), (9850, 20202), (10101, 19700), (10244, 19425), (11100, 17927), (11820, 16835), (12025, 16548), (12805, 15540), (12950, 15366), (13468, 14775), (13650, 14578), (13790, 14430)]