491106120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2917}}^1$

素因数の和:3015

約数の個数: 128

約数和(自身を含む): 1563114240

約数和(自身を除く): 1072008120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 61, 69, 92, 115, 120, 122, 138, 183, 184, 230, 244, 276, 305, 345, 366, 460, 488, 552, 610, 690, 732, 915, 920, 1220, 1380, 1403, 1464, 1830, 2440, 2760, 2806, 2917, 3660, 4209, 5612, 5834, 7015, 7320, 8418, 8751, 11224, 11668, 14030, 14585, 16836, 17502, 21045, 23336, 28060, 29170, 33672, 35004, 42090, 43755, 56120, 58340, 67091, 70008, 84180, 87510, 116680, 134182, 168360, 175020, 177937, 201273, 268364, 335455, 350040, 355874, 402546, 533811, 536728, 670910, 711748, 805092, 889685, 1006365, 1067622, 1341820, 1423496, 1610184, 1779370, 2012730, 2135244, 2669055, 2683640, 3558740, 4025460, 4092551, 4270488, 5338110, 7117480, 8050920, 8185102, 10676220, 12277653, 16370204, 20462755, 21352440, 24555306, 32740408, 40925510, 49110612, 61388265, 81851020, 98221224, 122776530, 163702040, 245553060, 491106120]

約数ペア:

[(1, 491106120), (2, 245553060), (3, 163702040), (4, 122776530), (5, 98221224), (6, 81851020), (8, 61388265), (10, 49110612), (12, 40925510), (15, 32740408), (20, 24555306), (23, 21352440), (24, 20462755), (30, 16370204), (40, 12277653), (46, 10676220), (60, 8185102), (61, 8050920), (69, 7117480), (92, 5338110), (115, 4270488), (120, 4092551), (122, 4025460), (138, 3558740), (183, 2683640), (184, 2669055), (230, 2135244), (244, 2012730), (276, 1779370), (305, 1610184), (345, 1423496), (366, 1341820), (460, 1067622), (488, 1006365), (552, 889685), (610, 805092), (690, 711748), (732, 670910), (915, 536728), (920, 533811), (1220, 402546), (1380, 355874), (1403, 350040), (1464, 335455), (1830, 268364), (2440, 201273), (2760, 177937), (2806, 175020), (2917, 168360), (3660, 134182), (4209, 116680), (5612, 87510), (5834, 84180), (7015, 70008), (7320, 67091), (8418, 58340), (8751, 56120), (11224, 43755), (11668, 42090), (14030, 35004), (14585, 33672), (16836, 29170), (17502, 28060), (21045, 23336)]