21510240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1093}}^1$

素因数の和:1152

約数の個数: 96

約数和(自身を含む): 69473376

約数和(自身を除く): 47963136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 80, 82, 96, 120, 123, 160, 164, 205, 240, 246, 328, 410, 480, 492, 615, 656, 820, 984, 1093, 1230, 1312, 1640, 1968, 2186, 2460, 3279, 3280, 3936, 4372, 4920, 5465, 6558, 6560, 8744, 9840, 10930, 13116, 16395, 17488, 19680, 21860, 26232, 32790, 34976, 43720, 44813, 52464, 65580, 87440, 89626, 104928, 131160, 134439, 174880, 179252, 224065, 262320, 268878, 358504, 448130, 524640, 537756, 672195, 717008, 896260, 1075512, 1344390, 1434016, 1792520, 2151024, 2688780, 3585040, 4302048, 5377560, 7170080, 10755120, 21510240]

約数ペア:

[(1, 21510240), (2, 10755120), (3, 7170080), (4, 5377560), (5, 4302048), (6, 3585040), (8, 2688780), (10, 2151024), (12, 1792520), (15, 1434016), (16, 1344390), (20, 1075512), (24, 896260), (30, 717008), (32, 672195), (40, 537756), (41, 524640), (48, 448130), (60, 358504), (80, 268878), (82, 262320), (96, 224065), (120, 179252), (123, 174880), (160, 134439), (164, 131160), (205, 104928), (240, 89626), (246, 87440), (328, 65580), (410, 52464), (480, 44813), (492, 43720), (615, 34976), (656, 32790), (820, 26232), (984, 21860), (1093, 19680), (1230, 17488), (1312, 16395), (1640, 13116), (1968, 10930), (2186, 9840), (2460, 8744), (3279, 6560), (3280, 6558), (3936, 5465), (4372, 4920)]