1781865120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17107}}^1$

素因数の和:17163

約数の個数: 192

約数和(自身を含む): 6622027776

約数和(自身を除く): 4840162656

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, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 210, 217, 224, 240, 248, 280, 310, 336, 372, 420, 434, 465, 480, 496, 560, 620, 651, 672, 744, 840, 868, 930, 992, 1085, 1120, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 2976, 3255, 3360, 3472, 3720, 4340, 4960, 5208, 6510, 6944, 7440, 8680, 10416, 13020, 14880, 17107, 17360, 20832, 26040, 34214, 34720, 51321, 52080, 68428, 85535, 102642, 104160, 119749, 136856, 171070, 205284, 239498, 256605, 273712, 342140, 359247, 410568, 478996, 513210, 530317, 547424, 598745, 684280, 718494, 821136, 957992, 1026420, 1060634, 1197490, 1368560, 1436988, 1590951, 1642272, 1796235, 1915984, 2052840, 2121268, 2394980, 2651585, 2737120, 2873976, 3181902, 3592470, 3712219, 3831968, 4105680, 4242536, 4789960, 5303170, 5747952, 6363804, 7184940, 7424438, 7954755, 8211360, 8485072, 9579920, 10606340, 11136657, 11495904, 12727608, 14369880, 14848876, 15909510, 16970144, 18561095, 19159840, 21212680, 22273314, 25455216, 28739760, 29697752, 31819020, 37122190, 42425360, 44546628, 50910432, 55683285, 57479520, 59395504, 63638040, 74244380, 84850720, 89093256, 111366570, 118791008, 127276080, 148488760, 178186512, 222733140, 254552160, 296977520, 356373024, 445466280, 593955040, 890932560, 1781865120]

約数ペア:

[(1, 1781865120), (2, 890932560), (3, 593955040), (4, 445466280), (5, 356373024), (6, 296977520), (7, 254552160), (8, 222733140), (10, 178186512), (12, 148488760), (14, 127276080), (15, 118791008), (16, 111366570), (20, 89093256), (21, 84850720), (24, 74244380), (28, 63638040), (30, 59395504), (31, 57479520), (32, 55683285), (35, 50910432), (40, 44546628), (42, 42425360), (48, 37122190), (56, 31819020), (60, 29697752), (62, 28739760), (70, 25455216), (80, 22273314), (84, 21212680), (93, 19159840), (96, 18561095), (105, 16970144), (112, 15909510), (120, 14848876), (124, 14369880), (140, 12727608), (155, 11495904), (160, 11136657), (168, 10606340), (186, 9579920), (210, 8485072), (217, 8211360), (224, 7954755), (240, 7424438), (248, 7184940), (280, 6363804), (310, 5747952), (336, 5303170), (372, 4789960), (420, 4242536), (434, 4105680), (465, 3831968), (480, 3712219), (496, 3592470), (560, 3181902), (620, 2873976), (651, 2737120), (672, 2651585), (744, 2394980), (840, 2121268), (868, 2052840), (930, 1915984), (992, 1796235), (1085, 1642272), (1120, 1590951), (1240, 1436988), (1302, 1368560), (1488, 1197490), (1680, 1060634), (1736, 1026420), (1860, 957992), (2170, 821136), (2480, 718494), (2604, 684280), (2976, 598745), (3255, 547424), (3360, 530317), (3472, 513210), (3720, 478996), (4340, 410568), (4960, 359247), (5208, 342140), (6510, 273712), (6944, 256605), (7440, 239498), (8680, 205284), (10416, 171070), (13020, 136856), (14880, 119749), (17107, 104160), (17360, 102642), (20832, 85535), (26040, 68428), (34214, 52080), (34720, 51321)]