266773520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:313

約数の個数: 160

約数和(自身を含む): 719953920

約数和(自身を除く): 453180400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 79, 80, 85, 104, 130, 136, 158, 170, 191, 208, 221, 260, 272, 316, 340, 382, 395, 442, 520, 632, 680, 764, 790, 884, 955, 1027, 1040, 1105, 1264, 1343, 1360, 1528, 1580, 1768, 1910, 2054, 2210, 2483, 2686, 3056, 3160, 3247, 3536, 3820, 4108, 4420, 4966, 5135, 5372, 6320, 6494, 6715, 7640, 8216, 8840, 9932, 10270, 10744, 12415, 12988, 13430, 15089, 15280, 16235, 16432, 17459, 17680, 19864, 20540, 21488, 24830, 25976, 26860, 30178, 32470, 34918, 39728, 41080, 42211, 49660, 51952, 53720, 60356, 64940, 69836, 75445, 82160, 84422, 87295, 99320, 107440, 120712, 129880, 139672, 150890, 168844, 174590, 196157, 198640, 211055, 241424, 256513, 259760, 279344, 301780, 337688, 349180, 392314, 422110, 513026, 603560, 675376, 698360, 784628, 844220, 980785, 1026052, 1207120, 1282565, 1396720, 1569256, 1688440, 1961570, 2052104, 2565130, 3138512, 3334669, 3376880, 3923140, 4104208, 5130260, 6669338, 7846280, 10260520, 13338676, 15692560, 16673345, 20521040, 26677352, 33346690, 53354704, 66693380, 133386760, 266773520]

約数ペア:

[(1, 266773520), (2, 133386760), (4, 66693380), (5, 53354704), (8, 33346690), (10, 26677352), (13, 20521040), (16, 16673345), (17, 15692560), (20, 13338676), (26, 10260520), (34, 7846280), (40, 6669338), (52, 5130260), (65, 4104208), (68, 3923140), (79, 3376880), (80, 3334669), (85, 3138512), (104, 2565130), (130, 2052104), (136, 1961570), (158, 1688440), (170, 1569256), (191, 1396720), (208, 1282565), (221, 1207120), (260, 1026052), (272, 980785), (316, 844220), (340, 784628), (382, 698360), (395, 675376), (442, 603560), (520, 513026), (632, 422110), (680, 392314), (764, 349180), (790, 337688), (884, 301780), (955, 279344), (1027, 259760), (1040, 256513), (1105, 241424), (1264, 211055), (1343, 198640), (1360, 196157), (1528, 174590), (1580, 168844), (1768, 150890), (1910, 139672), (2054, 129880), (2210, 120712), (2483, 107440), (2686, 99320), (3056, 87295), (3160, 84422), (3247, 82160), (3536, 75445), (3820, 69836), (4108, 64940), (4420, 60356), (4966, 53720), (5135, 51952), (5372, 49660), (6320, 42211), (6494, 41080), (6715, 39728), (7640, 34918), (8216, 32470), (8840, 30178), (9932, 26860), (10270, 25976), (10744, 24830), (12415, 21488), (12988, 20540), (13430, 19864), (15089, 17680), (15280, 17459), (16235, 16432)]