194742840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1907}}^1$

素因数の和:1981

約数の個数: 128

約数和(自身を含む): 626434560

約数和(自身を除く): 431691720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 37, 40, 46, 60, 69, 74, 92, 111, 115, 120, 138, 148, 184, 185, 222, 230, 276, 296, 345, 370, 444, 460, 552, 555, 690, 740, 851, 888, 920, 1110, 1380, 1480, 1702, 1907, 2220, 2553, 2760, 3404, 3814, 4255, 4440, 5106, 5721, 6808, 7628, 8510, 9535, 10212, 11442, 12765, 15256, 17020, 19070, 20424, 22884, 25530, 28605, 34040, 38140, 43861, 45768, 51060, 57210, 70559, 76280, 87722, 102120, 114420, 131583, 141118, 175444, 211677, 219305, 228840, 263166, 282236, 350888, 352795, 423354, 438610, 526332, 564472, 657915, 705590, 846708, 877220, 1052664, 1058385, 1315830, 1411180, 1622857, 1693416, 1754440, 2116770, 2631660, 2822360, 3245714, 4233540, 4868571, 5263320, 6491428, 8114285, 8467080, 9737142, 12982856, 16228570, 19474284, 24342855, 32457140, 38948568, 48685710, 64914280, 97371420, 194742840]

約数ペア:

[(1, 194742840), (2, 97371420), (3, 64914280), (4, 48685710), (5, 38948568), (6, 32457140), (8, 24342855), (10, 19474284), (12, 16228570), (15, 12982856), (20, 9737142), (23, 8467080), (24, 8114285), (30, 6491428), (37, 5263320), (40, 4868571), (46, 4233540), (60, 3245714), (69, 2822360), (74, 2631660), (92, 2116770), (111, 1754440), (115, 1693416), (120, 1622857), (138, 1411180), (148, 1315830), (184, 1058385), (185, 1052664), (222, 877220), (230, 846708), (276, 705590), (296, 657915), (345, 564472), (370, 526332), (444, 438610), (460, 423354), (552, 352795), (555, 350888), (690, 282236), (740, 263166), (851, 228840), (888, 219305), (920, 211677), (1110, 175444), (1380, 141118), (1480, 131583), (1702, 114420), (1907, 102120), (2220, 87722), (2553, 76280), (2760, 70559), (3404, 57210), (3814, 51060), (4255, 45768), (4440, 43861), (5106, 38140), (5721, 34040), (6808, 28605), (7628, 25530), (8510, 22884), (9535, 20424), (10212, 19070), (11442, 17020), (12765, 15256)]