212694720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1079

約数の個数: 224

約数和(自身を含む): 797454336

約数和(自身を除く): 584759616

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, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 310, 320, 336, 372, 420, 434, 448, 465, 480, 496, 560, 620, 651, 672, 744, 840, 868, 930, 960, 992, 1021, 1085, 1120, 1240, 1302, 1344, 1488, 1680, 1736, 1860, 1984, 2042, 2170, 2240, 2480, 2604, 2976, 3063, 3255, 3360, 3472, 3720, 4084, 4340, 4960, 5105, 5208, 5952, 6126, 6510, 6720, 6944, 7147, 7440, 8168, 8680, 9920, 10210, 10416, 12252, 13020, 13888, 14294, 14880, 15315, 16336, 17360, 20420, 20832, 21441, 24504, 26040, 28588, 29760, 30630, 31651, 32672, 34720, 35735, 40840, 41664, 42882, 49008, 52080, 57176, 61260, 63302, 65344, 69440, 71470, 81680, 85764, 94953, 98016, 104160, 107205, 114352, 122520, 126604, 142940, 158255, 163360, 171528, 189906, 196032, 208320, 214410, 221557, 228704, 245040, 253208, 285880, 316510, 326720, 343056, 379812, 428820, 443114, 457408, 474765, 490080, 506416, 571760, 633020, 664671, 686112, 759624, 857640, 886228, 949530, 980160, 1012832, 1107785, 1143520, 1266040, 1329342, 1372224, 1519248, 1715280, 1772456, 1899060, 2025664, 2215570, 2287040, 2532080, 2658684, 3038496, 3323355, 3430560, 3544912, 3798120, 4431140, 5064160, 5317368, 6076992, 6646710, 6861120, 7089824, 7596240, 8862280, 10128320, 10634736, 13293420, 14179648, 15192480, 17724560, 21269472, 26586840, 30384960, 35449120, 42538944, 53173680, 70898240, 106347360, 212694720]

約数ペア:

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