28129140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4007}}^1$

素因数の和:4038

約数の個数: 96

約数和(自身を含む): 94268160

約数和(自身を除く): 66139020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 3510, 4007, 7020, 8014, 12021, 16028, 20035, 24042, 36063, 40070, 48084, 52091, 60105, 72126, 80140, 104182, 108189, 120210, 144252, 156273, 180315, 208364, 216378, 240420, 260455, 312546, 360630, 432756, 468819, 520910, 540945, 625092, 721260, 781365, 937638, 1041820, 1081890, 1406457, 1562730, 1875276, 2163780, 2344095, 2812914, 3125460, 4688190, 5625828, 7032285, 9376380, 14064570, 28129140]

約数ペア:

[(1, 28129140), (2, 14064570), (3, 9376380), (4, 7032285), (5, 5625828), (6, 4688190), (9, 3125460), (10, 2812914), (12, 2344095), (13, 2163780), (15, 1875276), (18, 1562730), (20, 1406457), (26, 1081890), (27, 1041820), (30, 937638), (36, 781365), (39, 721260), (45, 625092), (52, 540945), (54, 520910), (60, 468819), (65, 432756), (78, 360630), (90, 312546), (108, 260455), (117, 240420), (130, 216378), (135, 208364), (156, 180315), (180, 156273), (195, 144252), (234, 120210), (260, 108189), (270, 104182), (351, 80140), (390, 72126), (468, 60105), (540, 52091), (585, 48084), (702, 40070), (780, 36063), (1170, 24042), (1404, 20035), (1755, 16028), (2340, 12021), (3510, 8014), (4007, 7020)]