9201920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:120

約数の個数: 144

約数和(自身を含む): 27471360

約数和(自身を除く): 18269440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 79, 80, 91, 104, 112, 128, 130, 140, 158, 160, 182, 208, 224, 256, 260, 280, 316, 320, 364, 395, 416, 448, 455, 520, 553, 560, 632, 640, 728, 790, 832, 896, 910, 1027, 1040, 1106, 1120, 1264, 1280, 1456, 1580, 1664, 1792, 1820, 2054, 2080, 2212, 2240, 2528, 2765, 2912, 3160, 3328, 3640, 4108, 4160, 4424, 4480, 5056, 5135, 5530, 5824, 6320, 7189, 7280, 8216, 8320, 8848, 8960, 10112, 10270, 11060, 11648, 12640, 14378, 14560, 16432, 16640, 17696, 20224, 20540, 22120, 23296, 25280, 28756, 29120, 32864, 35392, 35945, 41080, 44240, 50560, 57512, 58240, 65728, 70784, 71890, 82160, 88480, 101120, 115024, 116480, 131456, 141568, 143780, 164320, 176960, 230048, 262912, 287560, 328640, 353920, 460096, 575120, 657280, 707840, 920192, 1150240, 1314560, 1840384, 2300480, 4600960, 9201920]

約数ペア:

[(1, 9201920), (2, 4600960), (4, 2300480), (5, 1840384), (7, 1314560), (8, 1150240), (10, 920192), (13, 707840), (14, 657280), (16, 575120), (20, 460096), (26, 353920), (28, 328640), (32, 287560), (35, 262912), (40, 230048), (52, 176960), (56, 164320), (64, 143780), (65, 141568), (70, 131456), (79, 116480), (80, 115024), (91, 101120), (104, 88480), (112, 82160), (128, 71890), (130, 70784), (140, 65728), (158, 58240), (160, 57512), (182, 50560), (208, 44240), (224, 41080), (256, 35945), (260, 35392), (280, 32864), (316, 29120), (320, 28756), (364, 25280), (395, 23296), (416, 22120), (448, 20540), (455, 20224), (520, 17696), (553, 16640), (560, 16432), (632, 14560), (640, 14378), (728, 12640), (790, 11648), (832, 11060), (896, 10270), (910, 10112), (1027, 8960), (1040, 8848), (1106, 8320), (1120, 8216), (1264, 7280), (1280, 7189), (1456, 6320), (1580, 5824), (1664, 5530), (1792, 5135), (1820, 5056), (2054, 4480), (2080, 4424), (2212, 4160), (2240, 4108), (2528, 3640), (2765, 3328), (2912, 3160)]