7680400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:249

約数の個数: 120

約数和(自身を含む): 22817984

約数和(自身を除く): 15137584

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 130, 140, 175, 182, 200, 208, 211, 260, 280, 325, 350, 364, 400, 422, 455, 520, 560, 650, 700, 728, 844, 910, 1040, 1055, 1300, 1400, 1456, 1477, 1688, 1820, 2110, 2275, 2600, 2743, 2800, 2954, 3376, 3640, 4220, 4550, 5200, 5275, 5486, 5908, 7280, 7385, 8440, 9100, 10550, 10972, 11816, 13715, 14770, 16880, 18200, 19201, 21100, 21944, 23632, 27430, 29540, 36400, 36925, 38402, 42200, 43888, 54860, 59080, 68575, 73850, 76804, 84400, 96005, 109720, 118160, 137150, 147700, 153608, 192010, 219440, 274300, 295400, 307216, 384020, 480025, 548600, 590800, 768040, 960050, 1097200, 1536080, 1920100, 3840200, 7680400]

約数ペア:

[(1, 7680400), (2, 3840200), (4, 1920100), (5, 1536080), (7, 1097200), (8, 960050), (10, 768040), (13, 590800), (14, 548600), (16, 480025), (20, 384020), (25, 307216), (26, 295400), (28, 274300), (35, 219440), (40, 192010), (50, 153608), (52, 147700), (56, 137150), (65, 118160), (70, 109720), (80, 96005), (91, 84400), (100, 76804), (104, 73850), (112, 68575), (130, 59080), (140, 54860), (175, 43888), (182, 42200), (200, 38402), (208, 36925), (211, 36400), (260, 29540), (280, 27430), (325, 23632), (350, 21944), (364, 21100), (400, 19201), (422, 18200), (455, 16880), (520, 14770), (560, 13715), (650, 11816), (700, 10972), (728, 10550), (844, 9100), (910, 8440), (1040, 7385), (1055, 7280), (1300, 5908), (1400, 5486), (1456, 5275), (1477, 5200), (1688, 4550), (1820, 4220), (2110, 3640), (2275, 3376), (2600, 2954), (2743, 2800)]