262031280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8209}}^1$

素因数の和:8251

約数の個数: 160

約数和(自身を含む): 977318400

約数和(自身を除く): 715287120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 7980, 8209, 10640, 15960, 16418, 24627, 31920, 32836, 41045, 49254, 57463, 65672, 82090, 98508, 114926, 123135, 131344, 155971, 164180, 172389, 197016, 229852, 246270, 287315, 311942, 328360, 344778, 394032, 459704, 467913, 492540, 574630, 623884, 656720, 689556, 779855, 861945, 919408, 935826, 985080, 1091797, 1149260, 1247768, 1379112, 1559710, 1723890, 1871652, 1970160, 2183594, 2298520, 2339565, 2495536, 2758224, 3119420, 3275391, 3447780, 3743304, 4367188, 4597040, 4679130, 5458985, 6238840, 6550782, 6895560, 7486608, 8734376, 9358260, 10917970, 12477680, 13101564, 13791120, 16376955, 17468752, 18716520, 21835940, 26203128, 32753910, 37433040, 43671880, 52406256, 65507820, 87343760, 131015640, 262031280]

約数ペア:

[(1, 262031280), (2, 131015640), (3, 87343760), (4, 65507820), (5, 52406256), (6, 43671880), (7, 37433040), (8, 32753910), (10, 26203128), (12, 21835940), (14, 18716520), (15, 17468752), (16, 16376955), (19, 13791120), (20, 13101564), (21, 12477680), (24, 10917970), (28, 9358260), (30, 8734376), (35, 7486608), (38, 6895560), (40, 6550782), (42, 6238840), (48, 5458985), (56, 4679130), (57, 4597040), (60, 4367188), (70, 3743304), (76, 3447780), (80, 3275391), (84, 3119420), (95, 2758224), (105, 2495536), (112, 2339565), (114, 2298520), (120, 2183594), (133, 1970160), (140, 1871652), (152, 1723890), (168, 1559710), (190, 1379112), (210, 1247768), (228, 1149260), (240, 1091797), (266, 985080), (280, 935826), (285, 919408), (304, 861945), (336, 779855), (380, 689556), (399, 656720), (420, 623884), (456, 574630), (532, 492540), (560, 467913), (570, 459704), (665, 394032), (760, 344778), (798, 328360), (840, 311942), (912, 287315), (1064, 246270), (1140, 229852), (1330, 197016), (1520, 172389), (1596, 164180), (1680, 155971), (1995, 131344), (2128, 123135), (2280, 114926), (2660, 98508), (3192, 82090), (3990, 65672), (4560, 57463), (5320, 49254), (6384, 41045), (7980, 32836), (8209, 31920), (10640, 24627), (15960, 16418)]