1305189120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{757}}^1$

素因数の和:1230

約数の個数: 144

約数和(自身を含む): 4183250400

約数和(自身を除く): 2878061280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 449, 480, 640, 757, 768, 898, 960, 1280, 1347, 1514, 1796, 1920, 2245, 2271, 2694, 3028, 3592, 3785, 3840, 4490, 4542, 5388, 6056, 6735, 7184, 7570, 8980, 9084, 10776, 11355, 12112, 13470, 14368, 15140, 17960, 18168, 21552, 22710, 24224, 26940, 28736, 30280, 35920, 36336, 43104, 45420, 48448, 53880, 57472, 60560, 71840, 72672, 86208, 90840, 96896, 107760, 114944, 121120, 143680, 145344, 172416, 181680, 193792, 215520, 242240, 287360, 290688, 339893, 344832, 363360, 431040, 484480, 574720, 581376, 679786, 726720, 862080, 968960, 1019679, 1359572, 1453440, 1699465, 1724160, 2039358, 2719144, 2906880, 3398930, 4078716, 5098395, 5438288, 6797860, 8157432, 10196790, 10876576, 13595720, 16314864, 20393580, 21753152, 27191440, 32629728, 40787160, 43506304, 54382880, 65259456, 81574320, 87012608, 108765760, 130518912, 163148640, 217531520, 261037824, 326297280, 435063040, 652594560, 1305189120]

約数ペア:

[(1, 1305189120), (2, 652594560), (3, 435063040), (4, 326297280), (5, 261037824), (6, 217531520), (8, 163148640), (10, 130518912), (12, 108765760), (15, 87012608), (16, 81574320), (20, 65259456), (24, 54382880), (30, 43506304), (32, 40787160), (40, 32629728), (48, 27191440), (60, 21753152), (64, 20393580), (80, 16314864), (96, 13595720), (120, 10876576), (128, 10196790), (160, 8157432), (192, 6797860), (240, 5438288), (256, 5098395), (320, 4078716), (384, 3398930), (449, 2906880), (480, 2719144), (640, 2039358), (757, 1724160), (768, 1699465), (898, 1453440), (960, 1359572), (1280, 1019679), (1347, 968960), (1514, 862080), (1796, 726720), (1920, 679786), (2245, 581376), (2271, 574720), (2694, 484480), (3028, 431040), (3592, 363360), (3785, 344832), (3840, 339893), (4490, 290688), (4542, 287360), (5388, 242240), (6056, 215520), (6735, 193792), (7184, 181680), (7570, 172416), (8980, 145344), (9084, 143680), (10776, 121120), (11355, 114944), (12112, 107760), (13470, 96896), (14368, 90840), (15140, 86208), (17960, 72672), (18168, 71840), (21552, 60560), (22710, 57472), (24224, 53880), (26940, 48448), (28736, 45420), (30280, 43104), (35920, 36336)]