246554280

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{1553}}^1$

素因数の和:1590

約数の個数: 240

約数和(自身を含む): 964614420

約数和(自身を除く): 718060140

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, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 882, 945, 980, 1080, 1134, 1176, 1260, 1323, 1470, 1512, 1553, 1620, 1764, 1890, 1960, 2205, 2268, 2520, 2646, 2835, 2940, 3106, 3240, 3528, 3780, 3969, 4410, 4536, 4659, 5292, 5670, 5880, 6212, 6615, 7560, 7765, 7938, 8820, 9318, 10584, 10871, 11340, 12424, 13230, 13977, 15530, 15876, 17640, 18636, 19845, 21742, 22680, 23295, 26460, 27954, 31060, 31752, 32613, 37272, 39690, 41931, 43484, 46590, 52920, 54355, 55908, 62120, 65226, 69885, 76097, 79380, 83862, 86968, 93180, 97839, 108710, 111816, 125793, 130452, 139770, 152194, 158760, 163065, 167724, 186360, 195678, 209655, 217420, 228291, 251586, 260904, 279540, 293517, 304388, 326130, 335448, 380485, 391356, 419310, 434840, 456582, 489195, 503172, 559080, 587034, 608776, 628965, 652260, 684873, 760970, 782712, 838620, 880551, 913164, 978390, 1006344, 1141455, 1174068, 1257930, 1304520, 1369746, 1467585, 1521940, 1677240, 1761102, 1826328, 1956780, 2054619, 2282910, 2348136, 2515860, 2739492, 2935170, 3043880, 3424365, 3522204, 3913560, 4109238, 4402755, 4565820, 5031720, 5478984, 5870340, 6163857, 6848730, 7044408, 8218476, 8805510, 9131640, 10273095, 11740680, 12327714, 13697460, 16436952, 17611020, 20546190, 24655428, 27394920, 30819285, 35222040, 41092380, 49310856, 61638570, 82184760, 123277140, 246554280]

約数ペア:

[(1, 246554280), (2, 123277140), (3, 82184760), (4, 61638570), (5, 49310856), (6, 41092380), (7, 35222040), (8, 30819285), (9, 27394920), (10, 24655428), (12, 20546190), (14, 17611020), (15, 16436952), (18, 13697460), (20, 12327714), (21, 11740680), (24, 10273095), (27, 9131640), (28, 8805510), (30, 8218476), (35, 7044408), (36, 6848730), (40, 6163857), (42, 5870340), (45, 5478984), (49, 5031720), (54, 4565820), (56, 4402755), (60, 4109238), (63, 3913560), (70, 3522204), (72, 3424365), (81, 3043880), (84, 2935170), (90, 2739492), (98, 2515860), (105, 2348136), (108, 2282910), (120, 2054619), (126, 1956780), (135, 1826328), (140, 1761102), (147, 1677240), (162, 1521940), (168, 1467585), (180, 1369746), (189, 1304520), (196, 1257930), (210, 1174068), (216, 1141455), (245, 1006344), (252, 978390), (270, 913164), (280, 880551), (294, 838620), (315, 782712), (324, 760970), (360, 684873), (378, 652260), (392, 628965), (405, 608776), (420, 587034), (441, 559080), (490, 503172), (504, 489195), (540, 456582), (567, 434840), (588, 419310), (630, 391356), (648, 380485), (735, 335448), (756, 326130), (810, 304388), (840, 293517), (882, 279540), (945, 260904), (980, 251586), (1080, 228291), (1134, 217420), (1176, 209655), (1260, 195678), (1323, 186360), (1470, 167724), (1512, 163065), (1553, 158760), (1620, 152194), (1764, 139770), (1890, 130452), (1960, 125793), (2205, 111816), (2268, 108710), (2520, 97839), (2646, 93180), (2835, 86968), (2940, 83862), (3106, 79380), (3240, 76097), (3528, 69885), (3780, 65226), (3969, 62120), (4410, 55908), (4536, 54355), (4659, 52920), (5292, 46590), (5670, 43484), (5880, 41931), (6212, 39690), (6615, 37272), (7560, 32613), (7765, 31752), (7938, 31060), (8820, 27954), (9318, 26460), (10584, 23295), (10871, 22680), (11340, 21742), (12424, 19845), (13230, 18636), (13977, 17640), (15530, 15876)]