56507880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:164

約数の個数: 256

約数和(自身を含む): 206841600

約数和(自身を除く): 150333720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 37, 39, 40, 44, 52, 55, 60, 65, 66, 74, 78, 88, 89, 104, 110, 111, 120, 130, 132, 143, 148, 156, 165, 178, 185, 195, 220, 222, 260, 264, 267, 286, 296, 312, 330, 356, 370, 390, 407, 429, 440, 444, 445, 481, 520, 534, 555, 572, 660, 712, 715, 740, 780, 814, 858, 888, 890, 962, 979, 1068, 1110, 1144, 1157, 1221, 1320, 1335, 1430, 1443, 1480, 1560, 1628, 1716, 1780, 1924, 1958, 2035, 2136, 2145, 2220, 2314, 2405, 2442, 2670, 2860, 2886, 2937, 3256, 3293, 3432, 3471, 3560, 3848, 3916, 4070, 4290, 4440, 4628, 4810, 4884, 4895, 5291, 5340, 5720, 5772, 5785, 5874, 6105, 6586, 6942, 7215, 7832, 8140, 8580, 9256, 9620, 9768, 9790, 9879, 10582, 10680, 11544, 11570, 11748, 12210, 12727, 13172, 13884, 14430, 14685, 15873, 16280, 16465, 17160, 17355, 19240, 19580, 19758, 21164, 23140, 23496, 24420, 25454, 26344, 26455, 27768, 28860, 29370, 31746, 32930, 34710, 36223, 38181, 39160, 39516, 42328, 42809, 46280, 48840, 49395, 50908, 52910, 57720, 58740, 63492, 63635, 65860, 69420, 72446, 76362, 79032, 79365, 85618, 98790, 101816, 105820, 108669, 117480, 126984, 127270, 128427, 131720, 138840, 144892, 152724, 158730, 171236, 181115, 190905, 197580, 211640, 214045, 217338, 254540, 256854, 289784, 305448, 317460, 342472, 362230, 381810, 395160, 428090, 434676, 470899, 509080, 513708, 543345, 634920, 642135, 724460, 763620, 856180, 869352, 941798, 1027416, 1086690, 1284270, 1412697, 1448920, 1527240, 1712360, 1883596, 2173380, 2354495, 2568540, 2825394, 3767192, 4346760, 4708990, 5137080, 5650788, 7063485, 9417980, 11301576, 14126970, 18835960, 28253940, 56507880]

約数ペア:

[(1, 56507880), (2, 28253940), (3, 18835960), (4, 14126970), (5, 11301576), (6, 9417980), (8, 7063485), (10, 5650788), (11, 5137080), (12, 4708990), (13, 4346760), (15, 3767192), (20, 2825394), (22, 2568540), (24, 2354495), (26, 2173380), (30, 1883596), (33, 1712360), (37, 1527240), (39, 1448920), (40, 1412697), (44, 1284270), (52, 1086690), (55, 1027416), (60, 941798), (65, 869352), (66, 856180), (74, 763620), (78, 724460), (88, 642135), (89, 634920), (104, 543345), (110, 513708), (111, 509080), (120, 470899), (130, 434676), (132, 428090), (143, 395160), (148, 381810), (156, 362230), (165, 342472), (178, 317460), (185, 305448), (195, 289784), (220, 256854), (222, 254540), (260, 217338), (264, 214045), (267, 211640), (286, 197580), (296, 190905), (312, 181115), (330, 171236), (356, 158730), (370, 152724), (390, 144892), (407, 138840), (429, 131720), (440, 128427), (444, 127270), (445, 126984), (481, 117480), (520, 108669), (534, 105820), (555, 101816), (572, 98790), (660, 85618), (712, 79365), (715, 79032), (740, 76362), (780, 72446), (814, 69420), (858, 65860), (888, 63635), (890, 63492), (962, 58740), (979, 57720), (1068, 52910), (1110, 50908), (1144, 49395), (1157, 48840), (1221, 46280), (1320, 42809), (1335, 42328), (1430, 39516), (1443, 39160), (1480, 38181), (1560, 36223), (1628, 34710), (1716, 32930), (1780, 31746), (1924, 29370), (1958, 28860), (2035, 27768), (2136, 26455), (2145, 26344), (2220, 25454), (2314, 24420), (2405, 23496), (2442, 23140), (2670, 21164), (2860, 19758), (2886, 19580), (2937, 19240), (3256, 17355), (3293, 17160), (3432, 16465), (3471, 16280), (3560, 15873), (3848, 14685), (3916, 14430), (4070, 13884), (4290, 13172), (4440, 12727), (4628, 12210), (4810, 11748), (4884, 11570), (4895, 11544), (5291, 10680), (5340, 10582), (5720, 9879), (5772, 9790), (5785, 9768), (5874, 9620), (6105, 9256), (6586, 8580), (6942, 8140), (7215, 7832)]