19044480

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:151

約数の個数: 256

約数和(自身を含む): 75398400

約数和(自身を除く): 56353920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 109, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 218, 224, 240, 260, 273, 280, 312, 320, 327, 336, 364, 384, 390, 416, 420, 436, 448, 455, 480, 520, 545, 546, 560, 624, 640, 654, 672, 728, 763, 780, 832, 840, 872, 896, 910, 960, 1040, 1090, 1092, 1120, 1248, 1308, 1344, 1365, 1417, 1456, 1526, 1560, 1635, 1664, 1680, 1744, 1820, 1920, 2080, 2180, 2184, 2240, 2289, 2496, 2616, 2688, 2730, 2834, 2912, 3052, 3120, 3270, 3360, 3488, 3640, 3815, 4160, 4251, 4360, 4368, 4480, 4578, 4992, 5232, 5460, 5668, 5824, 6104, 6240, 6540, 6720, 6976, 7085, 7280, 7630, 8320, 8502, 8720, 8736, 9156, 9919, 10464, 10920, 11336, 11445, 11648, 12208, 12480, 13080, 13440, 13952, 14170, 14560, 15260, 17004, 17440, 17472, 18312, 19838, 20928, 21255, 21840, 22672, 22890, 24416, 24960, 26160, 28340, 29120, 29757, 30520, 34008, 34880, 34944, 36624, 39676, 41856, 42510, 43680, 45344, 45780, 48832, 49595, 52320, 56680, 58240, 59514, 61040, 68016, 69760, 73248, 79352, 85020, 87360, 90688, 91560, 97664, 99190, 104640, 113360, 119028, 122080, 136032, 146496, 148785, 158704, 170040, 174720, 181376, 183120, 198380, 209280, 226720, 238056, 244160, 272064, 292992, 297570, 317408, 340080, 366240, 396760, 453440, 476112, 488320, 544128, 595140, 634816, 680160, 732480, 793520, 906880, 952224, 1190280, 1269632, 1360320, 1464960, 1587040, 1904448, 2380560, 2720640, 3174080, 3808896, 4761120, 6348160, 9522240, 19044480]

約数ペア:

[(1, 19044480), (2, 9522240), (3, 6348160), (4, 4761120), (5, 3808896), (6, 3174080), (7, 2720640), (8, 2380560), (10, 1904448), (12, 1587040), (13, 1464960), (14, 1360320), (15, 1269632), (16, 1190280), (20, 952224), (21, 906880), (24, 793520), (26, 732480), (28, 680160), (30, 634816), (32, 595140), (35, 544128), (39, 488320), (40, 476112), (42, 453440), (48, 396760), (52, 366240), (56, 340080), (60, 317408), (64, 297570), (65, 292992), (70, 272064), (78, 244160), (80, 238056), (84, 226720), (91, 209280), (96, 198380), (104, 183120), (105, 181376), (109, 174720), (112, 170040), (120, 158704), (128, 148785), (130, 146496), (140, 136032), (156, 122080), (160, 119028), (168, 113360), (182, 104640), (192, 99190), (195, 97664), (208, 91560), (210, 90688), (218, 87360), (224, 85020), (240, 79352), (260, 73248), (273, 69760), (280, 68016), (312, 61040), (320, 59514), (327, 58240), (336, 56680), (364, 52320), (384, 49595), (390, 48832), (416, 45780), (420, 45344), (436, 43680), (448, 42510), (455, 41856), (480, 39676), (520, 36624), (545, 34944), (546, 34880), (560, 34008), (624, 30520), (640, 29757), (654, 29120), (672, 28340), (728, 26160), (763, 24960), (780, 24416), (832, 22890), (840, 22672), (872, 21840), (896, 21255), (910, 20928), (960, 19838), (1040, 18312), (1090, 17472), (1092, 17440), (1120, 17004), (1248, 15260), (1308, 14560), (1344, 14170), (1365, 13952), (1417, 13440), (1456, 13080), (1526, 12480), (1560, 12208), (1635, 11648), (1664, 11445), (1680, 11336), (1744, 10920), (1820, 10464), (1920, 9919), (2080, 9156), (2180, 8736), (2184, 8720), (2240, 8502), (2289, 8320), (2496, 7630), (2616, 7280), (2688, 7085), (2730, 6976), (2834, 6720), (2912, 6540), (3052, 6240), (3120, 6104), (3270, 5824), (3360, 5668), (3488, 5460), (3640, 5232), (3815, 4992), (4160, 4578), (4251, 4480), (4360, 4368)]