128340480

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{983}}^1$

素因数の和:1026

約数の個数: 160

約数和(自身を含む): 434865024

約数和(自身を除く): 306524544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 512, 544, 640, 680, 768, 816, 960, 983, 1020, 1088, 1280, 1360, 1536, 1632, 1920, 1966, 2040, 2176, 2560, 2720, 2949, 3264, 3840, 3932, 4080, 4352, 4915, 5440, 5898, 6528, 7680, 7864, 8160, 8704, 9830, 10880, 11796, 13056, 14745, 15728, 16320, 16711, 19660, 21760, 23592, 26112, 29490, 31456, 32640, 33422, 39320, 43520, 47184, 50133, 58980, 62912, 65280, 66844, 78640, 83555, 94368, 100266, 117960, 125824, 130560, 133688, 157280, 167110, 188736, 200532, 235920, 250665, 251648, 267376, 314560, 334220, 377472, 401064, 471840, 501330, 503296, 534752, 629120, 668440, 754944, 802128, 943680, 1002660, 1069504, 1258240, 1336880, 1509888, 1604256, 1887360, 2005320, 2139008, 2516480, 2673760, 3208512, 3774720, 4010640, 4278016, 5347520, 6417024, 7549440, 8021280, 8556032, 10695040, 12834048, 16042560, 21390080, 25668096, 32085120, 42780160, 64170240, 128340480]

約数ペア:

[(1, 128340480), (2, 64170240), (3, 42780160), (4, 32085120), (5, 25668096), (6, 21390080), (8, 16042560), (10, 12834048), (12, 10695040), (15, 8556032), (16, 8021280), (17, 7549440), (20, 6417024), (24, 5347520), (30, 4278016), (32, 4010640), (34, 3774720), (40, 3208512), (48, 2673760), (51, 2516480), (60, 2139008), (64, 2005320), (68, 1887360), (80, 1604256), (85, 1509888), (96, 1336880), (102, 1258240), (120, 1069504), (128, 1002660), (136, 943680), (160, 802128), (170, 754944), (192, 668440), (204, 629120), (240, 534752), (255, 503296), (256, 501330), (272, 471840), (320, 401064), (340, 377472), (384, 334220), (408, 314560), (480, 267376), (510, 251648), (512, 250665), (544, 235920), (640, 200532), (680, 188736), (768, 167110), (816, 157280), (960, 133688), (983, 130560), (1020, 125824), (1088, 117960), (1280, 100266), (1360, 94368), (1536, 83555), (1632, 78640), (1920, 66844), (1966, 65280), (2040, 62912), (2176, 58980), (2560, 50133), (2720, 47184), (2949, 43520), (3264, 39320), (3840, 33422), (3932, 32640), (4080, 31456), (4352, 29490), (4915, 26112), (5440, 23592), (5898, 21760), (6528, 19660), (7680, 16711), (7864, 16320), (8160, 15728), (8704, 14745), (9830, 13056), (10880, 11796)]