978340160

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:321

約数の個数: 224

約数和(自身を含む): 2800453632

約数和(自身を除く): 1822113472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 73, 80, 112, 124, 140, 146, 155, 160, 193, 217, 224, 248, 280, 292, 310, 320, 365, 386, 434, 448, 496, 511, 560, 584, 620, 730, 772, 868, 965, 992, 1022, 1085, 1120, 1168, 1240, 1351, 1460, 1544, 1736, 1930, 1984, 2044, 2170, 2240, 2263, 2336, 2480, 2555, 2702, 2920, 3088, 3472, 3860, 4088, 4340, 4526, 4672, 4960, 5110, 5404, 5840, 5983, 6176, 6755, 6944, 7720, 8176, 8680, 9052, 9920, 10220, 10808, 11315, 11680, 11966, 12352, 13510, 13888, 14089, 15440, 15841, 16352, 17360, 18104, 20440, 21616, 22630, 23360, 23932, 27020, 28178, 29915, 30880, 31682, 32704, 34720, 36208, 40880, 41881, 43232, 45260, 47864, 54040, 56356, 59830, 61760, 63364, 69440, 70445, 72416, 79205, 81760, 83762, 86464, 90520, 95728, 98623, 108080, 112712, 119660, 126728, 140890, 144832, 158410, 163520, 167524, 181040, 191456, 197246, 209405, 216160, 225424, 239320, 253456, 281780, 316820, 335048, 362080, 382912, 394492, 418810, 432320, 436759, 450848, 478640, 493115, 506912, 563560, 633640, 670096, 724160, 788984, 837620, 873518, 901696, 957280, 986230, 1013824, 1127120, 1267280, 1340192, 1577968, 1675240, 1747036, 1914560, 1972460, 2183795, 2254240, 2534560, 2680384, 3057313, 3155936, 3350480, 3494072, 3944920, 4367590, 4508480, 5069120, 6114626, 6311872, 6700960, 6988144, 7889840, 8735180, 12229252, 13401920, 13976288, 15286565, 15779680, 17470360, 24458504, 27952576, 30573130, 31559360, 34940720, 48917008, 61146260, 69881440, 97834016, 122292520, 139762880, 195668032, 244585040, 489170080, 978340160]

約数ペア:

[(1, 978340160), (2, 489170080), (4, 244585040), (5, 195668032), (7, 139762880), (8, 122292520), (10, 97834016), (14, 69881440), (16, 61146260), (20, 48917008), (28, 34940720), (31, 31559360), (32, 30573130), (35, 27952576), (40, 24458504), (56, 17470360), (62, 15779680), (64, 15286565), (70, 13976288), (73, 13401920), (80, 12229252), (112, 8735180), (124, 7889840), (140, 6988144), (146, 6700960), (155, 6311872), (160, 6114626), (193, 5069120), (217, 4508480), (224, 4367590), (248, 3944920), (280, 3494072), (292, 3350480), (310, 3155936), (320, 3057313), (365, 2680384), (386, 2534560), (434, 2254240), (448, 2183795), (496, 1972460), (511, 1914560), (560, 1747036), (584, 1675240), (620, 1577968), (730, 1340192), (772, 1267280), (868, 1127120), (965, 1013824), (992, 986230), (1022, 957280), (1085, 901696), (1120, 873518), (1168, 837620), (1240, 788984), (1351, 724160), (1460, 670096), (1544, 633640), (1736, 563560), (1930, 506912), (1984, 493115), (2044, 478640), (2170, 450848), (2240, 436759), (2263, 432320), (2336, 418810), (2480, 394492), (2555, 382912), (2702, 362080), (2920, 335048), (3088, 316820), (3472, 281780), (3860, 253456), (4088, 239320), (4340, 225424), (4526, 216160), (4672, 209405), (4960, 197246), (5110, 191456), (5404, 181040), (5840, 167524), (5983, 163520), (6176, 158410), (6755, 144832), (6944, 140890), (7720, 126728), (8176, 119660), (8680, 112712), (9052, 108080), (9920, 98623), (10220, 95728), (10808, 90520), (11315, 86464), (11680, 83762), (11966, 81760), (12352, 79205), (13510, 72416), (13888, 70445), (14089, 69440), (15440, 63364), (15841, 61760), (16352, 59830), (17360, 56356), (18104, 54040), (20440, 47864), (21616, 45260), (22630, 43232), (23360, 41881), (23932, 40880), (27020, 36208), (28178, 34720), (29915, 32704), (30880, 31682)]