72779520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1723}}^1$

素因数の和:1758

約数の個数: 144

約数和(自身を含む): 253717632

約数和(自身を除く): 180938112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 768, 880, 960, 1056, 1280, 1320, 1408, 1723, 1760, 1920, 2112, 2640, 2816, 3446, 3520, 3840, 4224, 5169, 5280, 6892, 7040, 8448, 8615, 10338, 10560, 13784, 14080, 17230, 18953, 20676, 21120, 25845, 27568, 34460, 37906, 41352, 42240, 51690, 55136, 56859, 68920, 75812, 82704, 94765, 103380, 110272, 113718, 137840, 151624, 165408, 189530, 206760, 220544, 227436, 275680, 284295, 303248, 330816, 379060, 413520, 441088, 454872, 551360, 568590, 606496, 661632, 758120, 827040, 909744, 1102720, 1137180, 1212992, 1323264, 1516240, 1654080, 1819488, 2205440, 2274360, 2425984, 3032480, 3308160, 3638976, 4548720, 4851968, 6064960, 6616320, 7277952, 9097440, 12129920, 14555904, 18194880, 24259840, 36389760, 72779520]

約数ペア:

[(1, 72779520), (2, 36389760), (3, 24259840), (4, 18194880), (5, 14555904), (6, 12129920), (8, 9097440), (10, 7277952), (11, 6616320), (12, 6064960), (15, 4851968), (16, 4548720), (20, 3638976), (22, 3308160), (24, 3032480), (30, 2425984), (32, 2274360), (33, 2205440), (40, 1819488), (44, 1654080), (48, 1516240), (55, 1323264), (60, 1212992), (64, 1137180), (66, 1102720), (80, 909744), (88, 827040), (96, 758120), (110, 661632), (120, 606496), (128, 568590), (132, 551360), (160, 454872), (165, 441088), (176, 413520), (192, 379060), (220, 330816), (240, 303248), (256, 284295), (264, 275680), (320, 227436), (330, 220544), (352, 206760), (384, 189530), (440, 165408), (480, 151624), (528, 137840), (640, 113718), (660, 110272), (704, 103380), (768, 94765), (880, 82704), (960, 75812), (1056, 68920), (1280, 56859), (1320, 55136), (1408, 51690), (1723, 42240), (1760, 41352), (1920, 37906), (2112, 34460), (2640, 27568), (2816, 25845), (3446, 21120), (3520, 20676), (3840, 18953), (4224, 17230), (5169, 14080), (5280, 13784), (6892, 10560), (7040, 10338), (8448, 8615)]