208905480

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:242

約数の個数: 320

約数和(自身を含む): 821018880

約数和(自身を除く): 612113400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 61, 63, 70, 72, 81, 84, 90, 105, 108, 120, 122, 126, 135, 140, 151, 162, 168, 180, 183, 189, 210, 216, 244, 252, 270, 280, 302, 305, 315, 324, 360, 366, 378, 405, 420, 427, 453, 488, 504, 540, 549, 567, 604, 610, 630, 648, 732, 755, 756, 810, 840, 854, 906, 915, 945, 1057, 1080, 1098, 1134, 1208, 1220, 1260, 1281, 1359, 1464, 1510, 1512, 1620, 1647, 1708, 1812, 1830, 1890, 2114, 2135, 2196, 2265, 2268, 2440, 2520, 2562, 2718, 2745, 2835, 3020, 3171, 3240, 3294, 3416, 3624, 3660, 3780, 3843, 4077, 4228, 4270, 4392, 4530, 4536, 4941, 5124, 5285, 5436, 5490, 5670, 6040, 6342, 6405, 6588, 6795, 7320, 7560, 7686, 8154, 8235, 8456, 8540, 9060, 9211, 9513, 9882, 10248, 10570, 10872, 10980, 11340, 11529, 12231, 12684, 12810, 13176, 13590, 15372, 15855, 16308, 16470, 17080, 18120, 18422, 19026, 19215, 19764, 20385, 21140, 21960, 22680, 23058, 24462, 24705, 25368, 25620, 27180, 27633, 28539, 30744, 31710, 32616, 32940, 34587, 36844, 38052, 38430, 39528, 40770, 42280, 46055, 46116, 47565, 48924, 49410, 51240, 54360, 55266, 57078, 57645, 61155, 63420, 64477, 65880, 69174, 73688, 76104, 76860, 81540, 82899, 85617, 92110, 92232, 95130, 97848, 98820, 110532, 114156, 115290, 122310, 126840, 128954, 138165, 138348, 142695, 153720, 163080, 165798, 171234, 172935, 184220, 190260, 193431, 197640, 221064, 228312, 230580, 244620, 248697, 257908, 276330, 276696, 285390, 322385, 331596, 342468, 345870, 368440, 380520, 386862, 414495, 428085, 461160, 489240, 497394, 515816, 552660, 570780, 580293, 644770, 663192, 684936, 691740, 746091, 773724, 828990, 856170, 967155, 994788, 1105320, 1141560, 1160586, 1243485, 1289540, 1383480, 1492182, 1547448, 1657980, 1712340, 1740879, 1934310, 1989576, 2321172, 2486970, 2579080, 2901465, 2984364, 3315960, 3424680, 3481758, 3730455, 3868620, 4642344, 4973940, 5222637, 5802930, 5968728, 6963516, 7460910, 7737240, 8704395, 9947880, 10445274, 11605860, 13927032, 14921820, 17408790, 20890548, 23211720, 26113185, 29843640, 34817580, 41781096, 52226370, 69635160, 104452740, 208905480]

約数ペア:

[(1, 208905480), (2, 104452740), (3, 69635160), (4, 52226370), (5, 41781096), (6, 34817580), (7, 29843640), (8, 26113185), (9, 23211720), (10, 20890548), (12, 17408790), (14, 14921820), (15, 13927032), (18, 11605860), (20, 10445274), (21, 9947880), (24, 8704395), (27, 7737240), (28, 7460910), (30, 6963516), (35, 5968728), (36, 5802930), (40, 5222637), (42, 4973940), (45, 4642344), (54, 3868620), (56, 3730455), (60, 3481758), (61, 3424680), (63, 3315960), (70, 2984364), (72, 2901465), (81, 2579080), (84, 2486970), (90, 2321172), (105, 1989576), (108, 1934310), (120, 1740879), (122, 1712340), (126, 1657980), (135, 1547448), (140, 1492182), (151, 1383480), (162, 1289540), (168, 1243485), (180, 1160586), (183, 1141560), (189, 1105320), (210, 994788), (216, 967155), (244, 856170), (252, 828990), (270, 773724), (280, 746091), (302, 691740), (305, 684936), (315, 663192), (324, 644770), (360, 580293), (366, 570780), (378, 552660), (405, 515816), (420, 497394), (427, 489240), (453, 461160), (488, 428085), (504, 414495), (540, 386862), (549, 380520), (567, 368440), (604, 345870), (610, 342468), (630, 331596), (648, 322385), (732, 285390), (755, 276696), (756, 276330), (810, 257908), (840, 248697), (854, 244620), (906, 230580), (915, 228312), (945, 221064), (1057, 197640), (1080, 193431), (1098, 190260), (1134, 184220), (1208, 172935), (1220, 171234), (1260, 165798), (1281, 163080), (1359, 153720), (1464, 142695), (1510, 138348), (1512, 138165), (1620, 128954), (1647, 126840), (1708, 122310), (1812, 115290), (1830, 114156), (1890, 110532), (2114, 98820), (2135, 97848), (2196, 95130), (2265, 92232), (2268, 92110), (2440, 85617), (2520, 82899), (2562, 81540), (2718, 76860), (2745, 76104), (2835, 73688), (3020, 69174), (3171, 65880), (3240, 64477), (3294, 63420), (3416, 61155), (3624, 57645), (3660, 57078), (3780, 55266), (3843, 54360), (4077, 51240), (4228, 49410), (4270, 48924), (4392, 47565), (4530, 46116), (4536, 46055), (4941, 42280), (5124, 40770), (5285, 39528), (5436, 38430), (5490, 38052), (5670, 36844), (6040, 34587), (6342, 32940), (6405, 32616), (6588, 31710), (6795, 30744), (7320, 28539), (7560, 27633), (7686, 27180), (8154, 25620), (8235, 25368), (8456, 24705), (8540, 24462), (9060, 23058), (9211, 22680), (9513, 21960), (9882, 21140), (10248, 20385), (10570, 19764), (10872, 19215), (10980, 19026), (11340, 18422), (11529, 18120), (12231, 17080), (12684, 16470), (12810, 16308), (13176, 15855), (13590, 15372)]