19790400

素因数分解:

$2^6\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 336

約数和(自身を含む): 80629760

約数和(自身を除く): 60839360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 25, 28, 30, 31, 32, 35, 38, 40, 42, 48, 50, 56, 57, 60, 62, 64, 70, 75, 76, 80, 84, 93, 95, 96, 100, 105, 112, 114, 120, 124, 133, 140, 150, 152, 155, 160, 168, 175, 186, 190, 192, 200, 210, 217, 224, 228, 240, 248, 266, 280, 285, 300, 304, 310, 320, 336, 350, 372, 380, 399, 400, 420, 434, 448, 456, 465, 475, 480, 496, 525, 532, 560, 570, 589, 600, 608, 620, 651, 665, 672, 700, 744, 760, 775, 798, 800, 840, 868, 912, 930, 950, 960, 992, 1050, 1064, 1085, 1120, 1140, 1178, 1200, 1216, 1240, 1302, 1330, 1344, 1400, 1425, 1488, 1520, 1550, 1596, 1600, 1680, 1736, 1767, 1824, 1860, 1900, 1984, 1995, 2100, 2128, 2170, 2240, 2280, 2325, 2356, 2400, 2480, 2604, 2660, 2800, 2850, 2945, 2976, 3040, 3100, 3192, 3255, 3325, 3360, 3472, 3534, 3648, 3720, 3800, 3990, 4123, 4200, 4256, 4340, 4560, 4650, 4712, 4800, 4960, 5208, 5320, 5425, 5600, 5700, 5890, 5952, 6080, 6200, 6384, 6510, 6650, 6720, 6944, 7068, 7440, 7600, 7980, 8246, 8400, 8512, 8680, 8835, 9120, 9300, 9424, 9920, 9975, 10416, 10640, 10850, 11200, 11400, 11780, 12369, 12400, 12768, 13020, 13300, 13888, 14136, 14725, 14880, 15200, 15960, 16275, 16492, 16800, 17360, 17670, 18240, 18600, 18848, 19950, 20615, 20832, 21280, 21700, 22800, 23560, 24738, 24800, 25536, 26040, 26600, 28272, 29450, 29760, 30400, 31920, 32550, 32984, 33600, 34720, 35340, 37200, 37696, 39900, 41230, 41664, 42560, 43400, 44175, 45600, 47120, 49476, 49600, 52080, 53200, 56544, 58900, 61845, 63840, 65100, 65968, 69440, 70680, 74400, 79800, 82460, 86800, 88350, 91200, 94240, 98952, 103075, 104160, 106400, 113088, 117800, 123690, 127680, 130200, 131936, 141360, 148800, 159600, 164920, 173600, 176700, 188480, 197904, 206150, 208320, 212800, 235600, 247380, 260400, 263872, 282720, 309225, 319200, 329840, 347200, 353400, 395808, 412300, 471200, 494760, 520800, 565440, 618450, 638400, 659680, 706800, 791616, 824600, 942400, 989520, 1041600, 1236900, 1319360, 1413600, 1649200, 1979040, 2473800, 2827200, 3298400, 3958080, 4947600, 6596800, 9895200, 19790400]

約数ペア:

[(1, 19790400), (2, 9895200), (3, 6596800), (4, 4947600), (5, 3958080), (6, 3298400), (7, 2827200), (8, 2473800), (10, 1979040), (12, 1649200), (14, 1413600), (15, 1319360), (16, 1236900), (19, 1041600), (20, 989520), (21, 942400), (24, 824600), (25, 791616), (28, 706800), (30, 659680), (31, 638400), (32, 618450), (35, 565440), (38, 520800), (40, 494760), (42, 471200), (48, 412300), (50, 395808), (56, 353400), (57, 347200), (60, 329840), (62, 319200), (64, 309225), (70, 282720), (75, 263872), (76, 260400), (80, 247380), (84, 235600), (93, 212800), (95, 208320), (96, 206150), (100, 197904), (105, 188480), (112, 176700), (114, 173600), (120, 164920), (124, 159600), (133, 148800), (140, 141360), (150, 131936), (152, 130200), (155, 127680), (160, 123690), (168, 117800), (175, 113088), (186, 106400), (190, 104160), (192, 103075), (200, 98952), (210, 94240), (217, 91200), (224, 88350), (228, 86800), (240, 82460), (248, 79800), (266, 74400), (280, 70680), (285, 69440), (300, 65968), (304, 65100), (310, 63840), (320, 61845), (336, 58900), (350, 56544), (372, 53200), (380, 52080), (399, 49600), (400, 49476), (420, 47120), (434, 45600), (448, 44175), (456, 43400), (465, 42560), (475, 41664), (480, 41230), (496, 39900), (525, 37696), (532, 37200), (560, 35340), (570, 34720), (589, 33600), (600, 32984), (608, 32550), (620, 31920), (651, 30400), (665, 29760), (672, 29450), (700, 28272), (744, 26600), (760, 26040), (775, 25536), (798, 24800), (800, 24738), (840, 23560), (868, 22800), (912, 21700), (930, 21280), (950, 20832), (960, 20615), (992, 19950), (1050, 18848), (1064, 18600), (1085, 18240), (1120, 17670), (1140, 17360), (1178, 16800), (1200, 16492), (1216, 16275), (1240, 15960), (1302, 15200), (1330, 14880), (1344, 14725), (1400, 14136), (1425, 13888), (1488, 13300), (1520, 13020), (1550, 12768), (1596, 12400), (1600, 12369), (1680, 11780), (1736, 11400), (1767, 11200), (1824, 10850), (1860, 10640), (1900, 10416), (1984, 9975), (1995, 9920), (2100, 9424), (2128, 9300), (2170, 9120), (2240, 8835), (2280, 8680), (2325, 8512), (2356, 8400), (2400, 8246), (2480, 7980), (2604, 7600), (2660, 7440), (2800, 7068), (2850, 6944), (2945, 6720), (2976, 6650), (3040, 6510), (3100, 6384), (3192, 6200), (3255, 6080), (3325, 5952), (3360, 5890), (3472, 5700), (3534, 5600), (3648, 5425), (3720, 5320), (3800, 5208), (3990, 4960), (4123, 4800), (4200, 4712), (4256, 4650), (4340, 4560)]