15876420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1$

素因数の和:489

約数の個数: 96

約数和(自身を含む): 51437568

約数和(自身を除く): 35561148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 103, 105, 140, 206, 210, 309, 367, 412, 420, 515, 618, 721, 734, 1030, 1101, 1236, 1442, 1468, 1545, 1835, 2060, 2163, 2202, 2569, 2884, 3090, 3605, 3670, 4326, 4404, 5138, 5505, 6180, 7210, 7340, 7707, 8652, 10276, 10815, 11010, 12845, 14420, 15414, 21630, 22020, 25690, 30828, 37801, 38535, 43260, 51380, 75602, 77070, 113403, 151204, 154140, 189005, 226806, 264607, 378010, 453612, 529214, 567015, 756020, 793821, 1058428, 1134030, 1323035, 1587642, 2268060, 2646070, 3175284, 3969105, 5292140, 7938210, 15876420]

約数ペア:

[(1, 15876420), (2, 7938210), (3, 5292140), (4, 3969105), (5, 3175284), (6, 2646070), (7, 2268060), (10, 1587642), (12, 1323035), (14, 1134030), (15, 1058428), (20, 793821), (21, 756020), (28, 567015), (30, 529214), (35, 453612), (42, 378010), (60, 264607), (70, 226806), (84, 189005), (103, 154140), (105, 151204), (140, 113403), (206, 77070), (210, 75602), (309, 51380), (367, 43260), (412, 38535), (420, 37801), (515, 30828), (618, 25690), (721, 22020), (734, 21630), (1030, 15414), (1101, 14420), (1236, 12845), (1442, 11010), (1468, 10815), (1545, 10276), (1835, 8652), (2060, 7707), (2163, 7340), (2202, 7210), (2569, 6180), (2884, 5505), (3090, 5138), (3605, 4404), (3670, 4326)]