199492440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:262

約数の個数: 256

約数和(自身を含む): 725483520

約数和(自身を除く): 525991080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 47, 56, 60, 62, 70, 84, 93, 94, 105, 120, 124, 140, 141, 155, 163, 168, 186, 188, 210, 217, 235, 248, 280, 282, 310, 326, 329, 372, 376, 420, 434, 465, 470, 489, 564, 620, 651, 652, 658, 705, 744, 815, 840, 868, 930, 940, 978, 987, 1085, 1128, 1141, 1240, 1302, 1304, 1316, 1410, 1457, 1630, 1645, 1736, 1860, 1880, 1956, 1974, 2170, 2282, 2445, 2604, 2632, 2820, 2914, 3255, 3260, 3290, 3423, 3720, 3912, 3948, 4340, 4371, 4564, 4890, 4935, 5053, 5208, 5640, 5705, 5828, 6510, 6520, 6580, 6846, 7285, 7661, 7896, 8680, 8742, 9128, 9780, 9870, 10106, 10199, 11410, 11656, 13020, 13160, 13692, 14570, 15159, 15322, 17115, 17484, 19560, 19740, 20212, 20398, 21855, 22820, 22983, 25265, 26040, 27384, 29140, 30318, 30597, 30644, 34230, 34968, 35371, 38305, 39480, 40424, 40796, 43710, 45640, 45966, 50530, 50995, 53627, 58280, 60636, 61194, 61288, 68460, 70742, 75795, 76610, 81592, 87420, 91932, 101060, 101990, 106113, 107254, 114915, 121272, 122388, 136920, 141484, 151590, 152985, 153220, 160881, 174840, 176855, 183864, 202120, 203980, 212226, 214508, 229830, 237491, 244776, 268135, 282968, 303180, 305970, 306440, 321762, 353710, 407960, 424452, 429016, 459660, 474982, 530565, 536270, 606360, 611940, 643524, 707420, 712473, 804405, 848904, 919320, 949964, 1061130, 1072540, 1187455, 1223880, 1287048, 1414840, 1424946, 1608810, 1662437, 1899928, 2122260, 2145080, 2374910, 2849892, 3217620, 3324874, 3562365, 4244520, 4749820, 4987311, 5699784, 6435240, 6649748, 7124730, 8312185, 9499640, 9974622, 13299496, 14249460, 16624370, 19949244, 24936555, 28498920, 33248740, 39898488, 49873110, 66497480, 99746220, 199492440]

約数ペア:

[(1, 199492440), (2, 99746220), (3, 66497480), (4, 49873110), (5, 39898488), (6, 33248740), (7, 28498920), (8, 24936555), (10, 19949244), (12, 16624370), (14, 14249460), (15, 13299496), (20, 9974622), (21, 9499640), (24, 8312185), (28, 7124730), (30, 6649748), (31, 6435240), (35, 5699784), (40, 4987311), (42, 4749820), (47, 4244520), (56, 3562365), (60, 3324874), (62, 3217620), (70, 2849892), (84, 2374910), (93, 2145080), (94, 2122260), (105, 1899928), (120, 1662437), (124, 1608810), (140, 1424946), (141, 1414840), (155, 1287048), (163, 1223880), (168, 1187455), (186, 1072540), (188, 1061130), (210, 949964), (217, 919320), (235, 848904), (248, 804405), (280, 712473), (282, 707420), (310, 643524), (326, 611940), (329, 606360), (372, 536270), (376, 530565), (420, 474982), (434, 459660), (465, 429016), (470, 424452), (489, 407960), (564, 353710), (620, 321762), (651, 306440), (652, 305970), (658, 303180), (705, 282968), (744, 268135), (815, 244776), (840, 237491), (868, 229830), (930, 214508), (940, 212226), (978, 203980), (987, 202120), (1085, 183864), (1128, 176855), (1141, 174840), (1240, 160881), (1302, 153220), (1304, 152985), (1316, 151590), (1410, 141484), (1457, 136920), (1630, 122388), (1645, 121272), (1736, 114915), (1860, 107254), (1880, 106113), (1956, 101990), (1974, 101060), (2170, 91932), (2282, 87420), (2445, 81592), (2604, 76610), (2632, 75795), (2820, 70742), (2914, 68460), (3255, 61288), (3260, 61194), (3290, 60636), (3423, 58280), (3720, 53627), (3912, 50995), (3948, 50530), (4340, 45966), (4371, 45640), (4564, 43710), (4890, 40796), (4935, 40424), (5053, 39480), (5208, 38305), (5640, 35371), (5705, 34968), (5828, 34230), (6510, 30644), (6520, 30597), (6580, 30318), (6846, 29140), (7285, 27384), (7661, 26040), (7896, 25265), (8680, 22983), (8742, 22820), (9128, 21855), (9780, 20398), (9870, 20212), (10106, 19740), (10199, 19560), (11410, 17484), (11656, 17115), (13020, 15322), (13160, 15159), (13692, 14570)]