243326720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2089}}^1$

素因数の和:2130

約数の個数: 144

約数和(自身を含む): 717689280

約数和(自身を除く): 474362560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1664, 1792, 1820, 2080, 2089, 2240, 2912, 3328, 3640, 4160, 4178, 4480, 5824, 7280, 8320, 8356, 8960, 10445, 11648, 14560, 14623, 16640, 16712, 20890, 23296, 27157, 29120, 29246, 33424, 41780, 54314, 58240, 58492, 66848, 73115, 83560, 108628, 116480, 116984, 133696, 135785, 146230, 167120, 190099, 217256, 233968, 267392, 271570, 292460, 334240, 380198, 434512, 467936, 534784, 543140, 584920, 668480, 760396, 869024, 935872, 950495, 1086280, 1169840, 1336960, 1520792, 1738048, 1871744, 1900990, 2172560, 2339680, 2673920, 3041584, 3476096, 3743488, 3801980, 4345120, 4679360, 6083168, 6952192, 7603960, 8690240, 9358720, 12166336, 15207920, 17380480, 18717440, 24332672, 30415840, 34760960, 48665344, 60831680, 121663360, 243326720]

約数ペア:

[(1, 243326720), (2, 121663360), (4, 60831680), (5, 48665344), (7, 34760960), (8, 30415840), (10, 24332672), (13, 18717440), (14, 17380480), (16, 15207920), (20, 12166336), (26, 9358720), (28, 8690240), (32, 7603960), (35, 6952192), (40, 6083168), (52, 4679360), (56, 4345120), (64, 3801980), (65, 3743488), (70, 3476096), (80, 3041584), (91, 2673920), (104, 2339680), (112, 2172560), (128, 1900990), (130, 1871744), (140, 1738048), (160, 1520792), (182, 1336960), (208, 1169840), (224, 1086280), (256, 950495), (260, 935872), (280, 869024), (320, 760396), (364, 668480), (416, 584920), (448, 543140), (455, 534784), (520, 467936), (560, 434512), (640, 380198), (728, 334240), (832, 292460), (896, 271570), (910, 267392), (1040, 233968), (1120, 217256), (1280, 190099), (1456, 167120), (1664, 146230), (1792, 135785), (1820, 133696), (2080, 116984), (2089, 116480), (2240, 108628), (2912, 83560), (3328, 73115), (3640, 66848), (4160, 58492), (4178, 58240), (4480, 54314), (5824, 41780), (7280, 33424), (8320, 29246), (8356, 29120), (8960, 27157), (10445, 23296), (11648, 20890), (14560, 16712), (14623, 16640)]