19420800

素因数分解:

$2^7\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^2$

素因数の和:68

約数の個数: 288

約数和(自身を含む): 77658720

約数和(自身を除く): 58237920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 25, 28, 30, 32, 34, 35, 40, 42, 48, 50, 51, 56, 60, 64, 68, 70, 75, 80, 84, 85, 96, 100, 102, 105, 112, 119, 120, 128, 136, 140, 150, 160, 168, 170, 175, 192, 200, 204, 210, 224, 238, 240, 255, 272, 280, 289, 300, 320, 336, 340, 350, 357, 384, 400, 408, 420, 425, 448, 476, 480, 510, 525, 544, 560, 578, 595, 600, 640, 672, 680, 700, 714, 800, 816, 840, 850, 867, 896, 952, 960, 1020, 1050, 1088, 1120, 1156, 1190, 1200, 1275, 1344, 1360, 1400, 1428, 1445, 1600, 1632, 1680, 1700, 1734, 1785, 1904, 1920, 2023, 2040, 2100, 2176, 2240, 2312, 2380, 2400, 2550, 2688, 2720, 2800, 2856, 2890, 2975, 3200, 3264, 3360, 3400, 3468, 3570, 3808, 4046, 4080, 4200, 4335, 4480, 4624, 4760, 4800, 5100, 5440, 5600, 5712, 5780, 5950, 6069, 6528, 6720, 6800, 6936, 7140, 7225, 7616, 8092, 8160, 8400, 8670, 8925, 9248, 9520, 9600, 10115, 10200, 10880, 11200, 11424, 11560, 11900, 12138, 13440, 13600, 13872, 14280, 14450, 15232, 16184, 16320, 16800, 17340, 17850, 18496, 19040, 20230, 20400, 21675, 22400, 22848, 23120, 23800, 24276, 27200, 27744, 28560, 28900, 30345, 32368, 32640, 33600, 34680, 35700, 36992, 38080, 40460, 40800, 43350, 45696, 46240, 47600, 48552, 50575, 54400, 55488, 57120, 57800, 60690, 64736, 67200, 69360, 71400, 76160, 80920, 81600, 86700, 92480, 95200, 97104, 101150, 110976, 114240, 115600, 121380, 129472, 138720, 142800, 151725, 161840, 163200, 173400, 184960, 190400, 194208, 202300, 228480, 231200, 242760, 258944, 277440, 285600, 303450, 323680, 346800, 380800, 388416, 404600, 462400, 485520, 554880, 571200, 606900, 647360, 693600, 776832, 809200, 924800, 971040, 1142400, 1213800, 1294720, 1387200, 1618400, 1942080, 2427600, 2774400, 3236800, 3884160, 4855200, 6473600, 9710400, 19420800]

約数ペア:

[(1, 19420800), (2, 9710400), (3, 6473600), (4, 4855200), (5, 3884160), (6, 3236800), (7, 2774400), (8, 2427600), (10, 1942080), (12, 1618400), (14, 1387200), (15, 1294720), (16, 1213800), (17, 1142400), (20, 971040), (21, 924800), (24, 809200), (25, 776832), (28, 693600), (30, 647360), (32, 606900), (34, 571200), (35, 554880), (40, 485520), (42, 462400), (48, 404600), (50, 388416), (51, 380800), (56, 346800), (60, 323680), (64, 303450), (68, 285600), (70, 277440), (75, 258944), (80, 242760), (84, 231200), (85, 228480), (96, 202300), (100, 194208), (102, 190400), (105, 184960), (112, 173400), (119, 163200), (120, 161840), (128, 151725), (136, 142800), (140, 138720), (150, 129472), (160, 121380), (168, 115600), (170, 114240), (175, 110976), (192, 101150), (200, 97104), (204, 95200), (210, 92480), (224, 86700), (238, 81600), (240, 80920), (255, 76160), (272, 71400), (280, 69360), (289, 67200), (300, 64736), (320, 60690), (336, 57800), (340, 57120), (350, 55488), (357, 54400), (384, 50575), (400, 48552), (408, 47600), (420, 46240), (425, 45696), (448, 43350), (476, 40800), (480, 40460), (510, 38080), (525, 36992), (544, 35700), (560, 34680), (578, 33600), (595, 32640), (600, 32368), (640, 30345), (672, 28900), (680, 28560), (700, 27744), (714, 27200), (800, 24276), (816, 23800), (840, 23120), (850, 22848), (867, 22400), (896, 21675), (952, 20400), (960, 20230), (1020, 19040), (1050, 18496), (1088, 17850), (1120, 17340), (1156, 16800), (1190, 16320), (1200, 16184), (1275, 15232), (1344, 14450), (1360, 14280), (1400, 13872), (1428, 13600), (1445, 13440), (1600, 12138), (1632, 11900), (1680, 11560), (1700, 11424), (1734, 11200), (1785, 10880), (1904, 10200), (1920, 10115), (2023, 9600), (2040, 9520), (2100, 9248), (2176, 8925), (2240, 8670), (2312, 8400), (2380, 8160), (2400, 8092), (2550, 7616), (2688, 7225), (2720, 7140), (2800, 6936), (2856, 6800), (2890, 6720), (2975, 6528), (3200, 6069), (3264, 5950), (3360, 5780), (3400, 5712), (3468, 5600), (3570, 5440), (3808, 5100), (4046, 4800), (4080, 4760), (4200, 4624), (4335, 4480)]