71428560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 320

約数和(自身を含む): 278982144

約数和(自身を除く): 207553584

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 41, 42, 48, 51, 56, 60, 61, 68, 70, 80, 82, 84, 85, 102, 105, 112, 119, 120, 122, 123, 136, 140, 164, 168, 170, 183, 204, 205, 210, 238, 240, 244, 246, 255, 272, 280, 287, 305, 328, 336, 340, 357, 366, 408, 410, 420, 427, 476, 488, 492, 510, 560, 574, 595, 610, 615, 656, 680, 697, 714, 732, 816, 820, 840, 854, 861, 915, 952, 976, 984, 1020, 1037, 1148, 1190, 1220, 1230, 1281, 1360, 1394, 1428, 1435, 1464, 1640, 1680, 1708, 1722, 1785, 1830, 1904, 1968, 2040, 2074, 2091, 2135, 2296, 2380, 2440, 2460, 2501, 2562, 2788, 2856, 2870, 2928, 3111, 3280, 3416, 3444, 3485, 3570, 3660, 4080, 4148, 4182, 4270, 4305, 4592, 4760, 4879, 4880, 4920, 5002, 5124, 5185, 5576, 5712, 5740, 6222, 6405, 6832, 6888, 6970, 7140, 7259, 7320, 7503, 8296, 8364, 8540, 8610, 9520, 9758, 9840, 10004, 10248, 10370, 10455, 11152, 11480, 12444, 12505, 12810, 13776, 13940, 14280, 14518, 14637, 14640, 15006, 15555, 16592, 16728, 17080, 17220, 17507, 19516, 20008, 20496, 20740, 20910, 21777, 22960, 24395, 24888, 25010, 25620, 27880, 28560, 29036, 29274, 30012, 31110, 33456, 34160, 34440, 35014, 36295, 37515, 39032, 40016, 41480, 41820, 42517, 43554, 48790, 49776, 50020, 51240, 52521, 55760, 58072, 58548, 60024, 62220, 68880, 70028, 72590, 73185, 75030, 78064, 82960, 83640, 85034, 87108, 87535, 97580, 100040, 102480, 105042, 108885, 116144, 117096, 120048, 124440, 127551, 140056, 145180, 146370, 150060, 167280, 170068, 174216, 175070, 195160, 200080, 210084, 212585, 217770, 234192, 248880, 255102, 262605, 280112, 290360, 292740, 297619, 300120, 340136, 348432, 350140, 390320, 420168, 425170, 435540, 510204, 525210, 580720, 585480, 595238, 600240, 637755, 680272, 700280, 840336, 850340, 871080, 892857, 1020408, 1050420, 1170960, 1190476, 1275510, 1400560, 1488095, 1700680, 1742160, 1785714, 2040816, 2100840, 2380952, 2551020, 2976190, 3401360, 3571428, 4201680, 4464285, 4761904, 5102040, 5952380, 7142856, 8928570, 10204080, 11904760, 14285712, 17857140, 23809520, 35714280, 71428560]

約数ペア:

[(1, 71428560), (2, 35714280), (3, 23809520), (4, 17857140), (5, 14285712), (6, 11904760), (7, 10204080), (8, 8928570), (10, 7142856), (12, 5952380), (14, 5102040), (15, 4761904), (16, 4464285), (17, 4201680), (20, 3571428), (21, 3401360), (24, 2976190), (28, 2551020), (30, 2380952), (34, 2100840), (35, 2040816), (40, 1785714), (41, 1742160), (42, 1700680), (48, 1488095), (51, 1400560), (56, 1275510), (60, 1190476), (61, 1170960), (68, 1050420), (70, 1020408), (80, 892857), (82, 871080), (84, 850340), (85, 840336), (102, 700280), (105, 680272), (112, 637755), (119, 600240), (120, 595238), (122, 585480), (123, 580720), (136, 525210), (140, 510204), (164, 435540), (168, 425170), (170, 420168), (183, 390320), (204, 350140), (205, 348432), (210, 340136), (238, 300120), (240, 297619), (244, 292740), (246, 290360), (255, 280112), (272, 262605), (280, 255102), (287, 248880), (305, 234192), (328, 217770), (336, 212585), (340, 210084), (357, 200080), (366, 195160), (408, 175070), (410, 174216), (420, 170068), (427, 167280), (476, 150060), (488, 146370), (492, 145180), (510, 140056), (560, 127551), (574, 124440), (595, 120048), (610, 117096), (615, 116144), (656, 108885), (680, 105042), (697, 102480), (714, 100040), (732, 97580), (816, 87535), (820, 87108), (840, 85034), (854, 83640), (861, 82960), (915, 78064), (952, 75030), (976, 73185), (984, 72590), (1020, 70028), (1037, 68880), (1148, 62220), (1190, 60024), (1220, 58548), (1230, 58072), (1281, 55760), (1360, 52521), (1394, 51240), (1428, 50020), (1435, 49776), (1464, 48790), (1640, 43554), (1680, 42517), (1708, 41820), (1722, 41480), (1785, 40016), (1830, 39032), (1904, 37515), (1968, 36295), (2040, 35014), (2074, 34440), (2091, 34160), (2135, 33456), (2296, 31110), (2380, 30012), (2440, 29274), (2460, 29036), (2501, 28560), (2562, 27880), (2788, 25620), (2856, 25010), (2870, 24888), (2928, 24395), (3111, 22960), (3280, 21777), (3416, 20910), (3444, 20740), (3485, 20496), (3570, 20008), (3660, 19516), (4080, 17507), (4148, 17220), (4182, 17080), (4270, 16728), (4305, 16592), (4592, 15555), (4760, 15006), (4879, 14640), (4880, 14637), (4920, 14518), (5002, 14280), (5124, 13940), (5185, 13776), (5576, 12810), (5712, 12505), (5740, 12444), (6222, 11480), (6405, 11152), (6832, 10455), (6888, 10370), (6970, 10248), (7140, 10004), (7259, 9840), (7320, 9758), (7503, 9520), (8296, 8610), (8364, 8540)]