242354280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:320

約数の個数: 256

約数和(自身を含む): 882524160

約数和(自身を除く): 640169880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 41, 42, 56, 60, 62, 70, 82, 84, 93, 105, 120, 123, 124, 140, 155, 164, 168, 186, 205, 210, 217, 227, 246, 248, 280, 287, 310, 328, 372, 410, 420, 434, 454, 465, 492, 574, 615, 620, 651, 681, 744, 820, 840, 861, 868, 908, 930, 984, 1085, 1135, 1148, 1230, 1240, 1271, 1302, 1362, 1435, 1589, 1640, 1722, 1736, 1816, 1860, 2170, 2270, 2296, 2460, 2542, 2604, 2724, 2870, 3178, 3255, 3405, 3444, 3720, 3813, 4305, 4340, 4540, 4767, 4920, 5084, 5208, 5448, 5740, 6355, 6356, 6510, 6810, 6888, 7037, 7626, 7945, 8610, 8680, 8897, 9080, 9307, 9534, 10168, 11480, 12710, 12712, 13020, 13620, 14074, 15252, 15890, 17220, 17794, 18614, 19065, 19068, 21111, 23835, 25420, 26040, 26691, 27240, 27921, 28148, 30504, 31780, 34440, 35185, 35588, 37228, 38130, 38136, 42222, 44485, 46535, 47670, 49259, 50840, 53382, 55842, 56296, 63560, 65149, 70370, 71176, 74456, 76260, 84444, 88970, 93070, 95340, 98518, 105555, 106764, 111684, 130298, 133455, 139605, 140740, 147777, 152520, 168888, 177940, 186140, 190680, 195447, 197036, 211110, 213528, 223368, 246295, 260596, 266910, 279210, 281480, 288517, 295554, 325745, 355880, 372280, 390894, 394072, 422220, 492590, 521192, 533820, 558420, 577034, 591108, 651490, 738885, 781788, 844440, 865551, 977235, 985180, 1067640, 1116840, 1154068, 1182216, 1302980, 1442585, 1477770, 1563576, 1731102, 1954470, 1970360, 2019619, 2308136, 2605960, 2885170, 2955540, 3462204, 3908940, 4039238, 4327755, 5770340, 5911080, 6058857, 6924408, 7817880, 8078476, 8655510, 10098095, 11540680, 12117714, 16156952, 17311020, 20196190, 24235428, 30294285, 34622040, 40392380, 48470856, 60588570, 80784760, 121177140, 242354280]

約数ペア:

[(1, 242354280), (2, 121177140), (3, 80784760), (4, 60588570), (5, 48470856), (6, 40392380), (7, 34622040), (8, 30294285), (10, 24235428), (12, 20196190), (14, 17311020), (15, 16156952), (20, 12117714), (21, 11540680), (24, 10098095), (28, 8655510), (30, 8078476), (31, 7817880), (35, 6924408), (40, 6058857), (41, 5911080), (42, 5770340), (56, 4327755), (60, 4039238), (62, 3908940), (70, 3462204), (82, 2955540), (84, 2885170), (93, 2605960), (105, 2308136), (120, 2019619), (123, 1970360), (124, 1954470), (140, 1731102), (155, 1563576), (164, 1477770), (168, 1442585), (186, 1302980), (205, 1182216), (210, 1154068), (217, 1116840), (227, 1067640), (246, 985180), (248, 977235), (280, 865551), (287, 844440), (310, 781788), (328, 738885), (372, 651490), (410, 591108), (420, 577034), (434, 558420), (454, 533820), (465, 521192), (492, 492590), (574, 422220), (615, 394072), (620, 390894), (651, 372280), (681, 355880), (744, 325745), (820, 295554), (840, 288517), (861, 281480), (868, 279210), (908, 266910), (930, 260596), (984, 246295), (1085, 223368), (1135, 213528), (1148, 211110), (1230, 197036), (1240, 195447), (1271, 190680), (1302, 186140), (1362, 177940), (1435, 168888), (1589, 152520), (1640, 147777), (1722, 140740), (1736, 139605), (1816, 133455), (1860, 130298), (2170, 111684), (2270, 106764), (2296, 105555), (2460, 98518), (2542, 95340), (2604, 93070), (2724, 88970), (2870, 84444), (3178, 76260), (3255, 74456), (3405, 71176), (3444, 70370), (3720, 65149), (3813, 63560), (4305, 56296), (4340, 55842), (4540, 53382), (4767, 50840), (4920, 49259), (5084, 47670), (5208, 46535), (5448, 44485), (5740, 42222), (6355, 38136), (6356, 38130), (6510, 37228), (6810, 35588), (6888, 35185), (7037, 34440), (7626, 31780), (7945, 30504), (8610, 28148), (8680, 27921), (8897, 27240), (9080, 26691), (9307, 26040), (9534, 25420), (10168, 23835), (11480, 21111), (12710, 19068), (12712, 19065), (13020, 18614), (13620, 17794), (14074, 17220), (15252, 15890)]