261298032

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{12457}}^1$

素因数の和:12510

約数の個数: 80

約数和(自身を含む): 741500160

約数和(自身を除く): 480202128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 38, 46, 48, 57, 69, 76, 92, 114, 138, 152, 184, 228, 276, 304, 368, 437, 456, 552, 874, 912, 1104, 1311, 1748, 2622, 3496, 5244, 6992, 10488, 12457, 20976, 24914, 37371, 49828, 74742, 99656, 149484, 199312, 236683, 286511, 298968, 473366, 573022, 597936, 710049, 859533, 946732, 1146044, 1420098, 1719066, 1893464, 2292088, 2840196, 3438132, 3786928, 4584176, 5443709, 5680392, 6876264, 10887418, 11360784, 13752528, 16331127, 21774836, 32662254, 43549672, 65324508, 87099344, 130649016, 261298032]

約数ペア:

[(1, 261298032), (2, 130649016), (3, 87099344), (4, 65324508), (6, 43549672), (8, 32662254), (12, 21774836), (16, 16331127), (19, 13752528), (23, 11360784), (24, 10887418), (38, 6876264), (46, 5680392), (48, 5443709), (57, 4584176), (69, 3786928), (76, 3438132), (92, 2840196), (114, 2292088), (138, 1893464), (152, 1719066), (184, 1420098), (228, 1146044), (276, 946732), (304, 859533), (368, 710049), (437, 597936), (456, 573022), (552, 473366), (874, 298968), (912, 286511), (1104, 236683), (1311, 199312), (1748, 149484), (2622, 99656), (3496, 74742), (5244, 49828), (6992, 37371), (10488, 24914), (12457, 20976)]