856677120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^2$

素因数の和:299

約数の個数: 216

約数和(自身を含む): 2969138928

約数和(自身を除く): 2112461808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 131, 156, 160, 192, 195, 208, 240, 256, 260, 262, 312, 320, 384, 390, 393, 416, 480, 520, 524, 624, 640, 655, 768, 780, 786, 832, 960, 1040, 1048, 1248, 1280, 1310, 1560, 1572, 1664, 1703, 1920, 1965, 2080, 2096, 2496, 2620, 3120, 3144, 3328, 3406, 3840, 3930, 4160, 4192, 4992, 5109, 5240, 6240, 6288, 6812, 7860, 8320, 8384, 8515, 9984, 10218, 10480, 12480, 12576, 13624, 15720, 16640, 16768, 17030, 17161, 20436, 20960, 24960, 25152, 25545, 27248, 31440, 33536, 34060, 34322, 40872, 41920, 49920, 50304, 51090, 51483, 54496, 62880, 68120, 68644, 81744, 83840, 85805, 100608, 102180, 102966, 108992, 125760, 136240, 137288, 163488, 167680, 171610, 204360, 205932, 217984, 223093, 251520, 257415, 272480, 274576, 326976, 343220, 408720, 411864, 435968, 446186, 503040, 514830, 544960, 549152, 653952, 669279, 686440, 817440, 823728, 892372, 1029660, 1089920, 1098304, 1115465, 1307904, 1338558, 1372880, 1634880, 1647456, 1784744, 2059320, 2179840, 2196608, 2230930, 2677116, 2745760, 3269760, 3294912, 3346395, 3569488, 4118640, 4393216, 4461860, 5354232, 5491520, 6539520, 6589824, 6692790, 7138976, 8237280, 8923720, 10708464, 10983040, 13179648, 13385580, 14277952, 16474560, 17847440, 21416928, 21966080, 26771160, 28555904, 32949120, 35694880, 42833856, 53542320, 57111808, 65898240, 71389760, 85667712, 107084640, 142779520, 171335424, 214169280, 285559040, 428338560, 856677120]

約数ペア:

[(1, 856677120), (2, 428338560), (3, 285559040), (4, 214169280), (5, 171335424), (6, 142779520), (8, 107084640), (10, 85667712), (12, 71389760), (13, 65898240), (15, 57111808), (16, 53542320), (20, 42833856), (24, 35694880), (26, 32949120), (30, 28555904), (32, 26771160), (39, 21966080), (40, 21416928), (48, 17847440), (52, 16474560), (60, 14277952), (64, 13385580), (65, 13179648), (78, 10983040), (80, 10708464), (96, 8923720), (104, 8237280), (120, 7138976), (128, 6692790), (130, 6589824), (131, 6539520), (156, 5491520), (160, 5354232), (192, 4461860), (195, 4393216), (208, 4118640), (240, 3569488), (256, 3346395), (260, 3294912), (262, 3269760), (312, 2745760), (320, 2677116), (384, 2230930), (390, 2196608), (393, 2179840), (416, 2059320), (480, 1784744), (520, 1647456), (524, 1634880), (624, 1372880), (640, 1338558), (655, 1307904), (768, 1115465), (780, 1098304), (786, 1089920), (832, 1029660), (960, 892372), (1040, 823728), (1048, 817440), (1248, 686440), (1280, 669279), (1310, 653952), (1560, 549152), (1572, 544960), (1664, 514830), (1703, 503040), (1920, 446186), (1965, 435968), (2080, 411864), (2096, 408720), (2496, 343220), (2620, 326976), (3120, 274576), (3144, 272480), (3328, 257415), (3406, 251520), (3840, 223093), (3930, 217984), (4160, 205932), (4192, 204360), (4992, 171610), (5109, 167680), (5240, 163488), (6240, 137288), (6288, 136240), (6812, 125760), (7860, 108992), (8320, 102966), (8384, 102180), (8515, 100608), (9984, 85805), (10218, 83840), (10480, 81744), (12480, 68644), (12576, 68120), (13624, 62880), (15720, 54496), (16640, 51483), (16768, 51090), (17030, 50304), (17161, 49920), (20436, 41920), (20960, 40872), (24960, 34322), (25152, 34060), (25545, 33536), (27248, 31440)]