425389440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1081

約数の個数: 256

約数和(自身を含む): 1601187840

約数和(自身を除く): 1175798400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 560, 620, 640, 651, 672, 744, 840, 868, 896, 930, 960, 992, 1021, 1085, 1120, 1240, 1302, 1344, 1488, 1680, 1736, 1860, 1920, 1984, 2042, 2170, 2240, 2480, 2604, 2688, 2976, 3063, 3255, 3360, 3472, 3720, 3968, 4084, 4340, 4480, 4960, 5105, 5208, 5952, 6126, 6510, 6720, 6944, 7147, 7440, 8168, 8680, 9920, 10210, 10416, 11904, 12252, 13020, 13440, 13888, 14294, 14880, 15315, 16336, 17360, 19840, 20420, 20832, 21441, 24504, 26040, 27776, 28588, 29760, 30630, 31651, 32672, 34720, 35735, 40840, 41664, 42882, 49008, 52080, 57176, 59520, 61260, 63302, 65344, 69440, 71470, 81680, 83328, 85764, 94953, 98016, 104160, 107205, 114352, 122520, 126604, 130688, 138880, 142940, 158255, 163360, 171528, 189906, 196032, 208320, 214410, 221557, 228704, 245040, 253208, 285880, 316510, 326720, 343056, 379812, 392064, 416640, 428820, 443114, 457408, 474765, 490080, 506416, 571760, 633020, 653440, 664671, 686112, 759624, 857640, 886228, 914816, 949530, 980160, 1012832, 1107785, 1143520, 1266040, 1329342, 1372224, 1519248, 1715280, 1772456, 1899060, 1960320, 2025664, 2215570, 2287040, 2532080, 2658684, 2744448, 3038496, 3323355, 3430560, 3544912, 3798120, 4051328, 4431140, 4574080, 5064160, 5317368, 6076992, 6646710, 6861120, 7089824, 7596240, 8862280, 10128320, 10634736, 12153984, 13293420, 13722240, 14179648, 15192480, 17724560, 20256640, 21269472, 26586840, 28359296, 30384960, 35449120, 42538944, 53173680, 60769920, 70898240, 85077888, 106347360, 141796480, 212694720, 425389440]

約数ペア:

[(1, 425389440), (2, 212694720), (3, 141796480), (4, 106347360), (5, 85077888), (6, 70898240), (7, 60769920), (8, 53173680), (10, 42538944), (12, 35449120), (14, 30384960), (15, 28359296), (16, 26586840), (20, 21269472), (21, 20256640), (24, 17724560), (28, 15192480), (30, 14179648), (31, 13722240), (32, 13293420), (35, 12153984), (40, 10634736), (42, 10128320), (48, 8862280), (56, 7596240), (60, 7089824), (62, 6861120), (64, 6646710), (70, 6076992), (80, 5317368), (84, 5064160), (93, 4574080), (96, 4431140), (105, 4051328), (112, 3798120), (120, 3544912), (124, 3430560), (128, 3323355), (140, 3038496), (155, 2744448), (160, 2658684), (168, 2532080), (186, 2287040), (192, 2215570), (210, 2025664), (217, 1960320), (224, 1899060), (240, 1772456), (248, 1715280), (280, 1519248), (310, 1372224), (320, 1329342), (336, 1266040), (372, 1143520), (384, 1107785), (420, 1012832), (434, 980160), (448, 949530), (465, 914816), (480, 886228), (496, 857640), (560, 759624), (620, 686112), (640, 664671), (651, 653440), (672, 633020), (744, 571760), (840, 506416), (868, 490080), (896, 474765), (930, 457408), (960, 443114), (992, 428820), (1021, 416640), (1085, 392064), (1120, 379812), (1240, 343056), (1302, 326720), (1344, 316510), (1488, 285880), (1680, 253208), (1736, 245040), (1860, 228704), (1920, 221557), (1984, 214410), (2042, 208320), (2170, 196032), (2240, 189906), (2480, 171528), (2604, 163360), (2688, 158255), (2976, 142940), (3063, 138880), (3255, 130688), (3360, 126604), (3472, 122520), (3720, 114352), (3968, 107205), (4084, 104160), (4340, 98016), (4480, 94953), (4960, 85764), (5105, 83328), (5208, 81680), (5952, 71470), (6126, 69440), (6510, 65344), (6720, 63302), (6944, 61260), (7147, 59520), (7440, 57176), (8168, 52080), (8680, 49008), (9920, 42882), (10210, 41664), (10416, 40840), (11904, 35735), (12252, 34720), (13020, 32672), (13440, 31651), (13888, 30630), (14294, 29760), (14880, 28588), (15315, 27776), (16336, 26040), (17360, 24504), (19840, 21441), (20420, 20832)]