72455880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{86257}}^1$

素因数の和:86278

約数の個数: 64

約数和(自身を含む): 248423040

約数和(自身を除く): 175967160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 86257, 172514, 258771, 345028, 431285, 517542, 603799, 690056, 862570, 1035084, 1207598, 1293855, 1725140, 1811397, 2070168, 2415196, 2587710, 3018995, 3450280, 3622794, 4830392, 5175420, 6037990, 7245588, 9056985, 10350840, 12075980, 14491176, 18113970, 24151960, 36227940, 72455880]

約数ペア:

[(1, 72455880), (2, 36227940), (3, 24151960), (4, 18113970), (5, 14491176), (6, 12075980), (7, 10350840), (8, 9056985), (10, 7245588), (12, 6037990), (14, 5175420), (15, 4830392), (20, 3622794), (21, 3450280), (24, 3018995), (28, 2587710), (30, 2415196), (35, 2070168), (40, 1811397), (42, 1725140), (56, 1293855), (60, 1207598), (70, 1035084), (84, 862570), (105, 690056), (120, 603799), (140, 517542), (168, 431285), (210, 345028), (280, 258771), (420, 172514), (840, 86257)]