206969640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:168

約数の個数: 256

約数和(自身を含む): 696729600

約数和(自身を除く): 489759960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 41, 46, 59, 60, 62, 69, 82, 92, 93, 115, 118, 120, 123, 124, 138, 155, 164, 177, 184, 186, 205, 230, 236, 246, 248, 276, 295, 310, 328, 345, 354, 372, 410, 460, 465, 472, 492, 552, 590, 615, 620, 690, 708, 713, 744, 820, 885, 920, 930, 943, 984, 1180, 1230, 1240, 1271, 1357, 1380, 1416, 1426, 1640, 1770, 1829, 1860, 1886, 2139, 2360, 2419, 2460, 2542, 2714, 2760, 2829, 2852, 3540, 3565, 3658, 3720, 3772, 3813, 4071, 4278, 4715, 4838, 4920, 5084, 5428, 5487, 5658, 5704, 6355, 6785, 7080, 7130, 7257, 7316, 7544, 7626, 8142, 8556, 9145, 9430, 9676, 10168, 10695, 10856, 10974, 11316, 12095, 12710, 13570, 14145, 14260, 14514, 14632, 15252, 16284, 17112, 18290, 18860, 19065, 19352, 20355, 21390, 21948, 22632, 24190, 25420, 27140, 27435, 28290, 28520, 29028, 29233, 30504, 32568, 36285, 36580, 37720, 38130, 40710, 42067, 42780, 43896, 48380, 50840, 54280, 54870, 55637, 56580, 58056, 58466, 72570, 73160, 74989, 76260, 81420, 84134, 85560, 87699, 96760, 109740, 111274, 113160, 116932, 126201, 145140, 146165, 149978, 152520, 162840, 166911, 168268, 175398, 210335, 219480, 222548, 224967, 233864, 252402, 278185, 290280, 292330, 299956, 333822, 336536, 350796, 374945, 420670, 438495, 445096, 449934, 504804, 556370, 584660, 599912, 631005, 667644, 701592, 749890, 834555, 841340, 876990, 899868, 1009608, 1112740, 1124835, 1169320, 1262010, 1335288, 1499780, 1669110, 1682680, 1724747, 1753980, 1799736, 2225480, 2249670, 2524020, 2999560, 3338220, 3449494, 3507960, 4499340, 5048040, 5174241, 6676440, 6898988, 8623735, 8998680, 10348482, 13797976, 17247470, 20696964, 25871205, 34494940, 41393928, 51742410, 68989880, 103484820, 206969640]

約数ペア:

[(1, 206969640), (2, 103484820), (3, 68989880), (4, 51742410), (5, 41393928), (6, 34494940), (8, 25871205), (10, 20696964), (12, 17247470), (15, 13797976), (20, 10348482), (23, 8998680), (24, 8623735), (30, 6898988), (31, 6676440), (40, 5174241), (41, 5048040), (46, 4499340), (59, 3507960), (60, 3449494), (62, 3338220), (69, 2999560), (82, 2524020), (92, 2249670), (93, 2225480), (115, 1799736), (118, 1753980), (120, 1724747), (123, 1682680), (124, 1669110), (138, 1499780), (155, 1335288), (164, 1262010), (177, 1169320), (184, 1124835), (186, 1112740), (205, 1009608), (230, 899868), (236, 876990), (246, 841340), (248, 834555), (276, 749890), (295, 701592), (310, 667644), (328, 631005), (345, 599912), (354, 584660), (372, 556370), (410, 504804), (460, 449934), (465, 445096), (472, 438495), (492, 420670), (552, 374945), (590, 350796), (615, 336536), (620, 333822), (690, 299956), (708, 292330), (713, 290280), (744, 278185), (820, 252402), (885, 233864), (920, 224967), (930, 222548), (943, 219480), (984, 210335), (1180, 175398), (1230, 168268), (1240, 166911), (1271, 162840), (1357, 152520), (1380, 149978), (1416, 146165), (1426, 145140), (1640, 126201), (1770, 116932), (1829, 113160), (1860, 111274), (1886, 109740), (2139, 96760), (2360, 87699), (2419, 85560), (2460, 84134), (2542, 81420), (2714, 76260), (2760, 74989), (2829, 73160), (2852, 72570), (3540, 58466), (3565, 58056), (3658, 56580), (3720, 55637), (3772, 54870), (3813, 54280), (4071, 50840), (4278, 48380), (4715, 43896), (4838, 42780), (4920, 42067), (5084, 40710), (5428, 38130), (5487, 37720), (5658, 36580), (5704, 36285), (6355, 32568), (6785, 30504), (7080, 29233), (7130, 29028), (7257, 28520), (7316, 28290), (7544, 27435), (7626, 27140), (8142, 25420), (8556, 24190), (9145, 22632), (9430, 21948), (9676, 21390), (10168, 20355), (10695, 19352), (10856, 19065), (10974, 18860), (11316, 18290), (12095, 17112), (12710, 16284), (13570, 15252), (14145, 14632), (14260, 14514)]