728443456

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1$

素因数の和:580

約数の個数: 112

約数和(自身を含む): 1636784128

約数和(自身を除く): 908340672

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 61, 62, 64, 104, 122, 124, 208, 244, 248, 403, 416, 463, 488, 496, 793, 806, 832, 926, 976, 992, 1586, 1612, 1852, 1891, 1952, 1984, 3172, 3224, 3704, 3782, 3904, 6019, 6344, 6448, 7408, 7564, 12038, 12688, 12896, 14353, 14816, 15128, 24076, 24583, 25376, 25792, 28243, 28706, 29632, 30256, 48152, 49166, 50752, 56486, 57412, 60512, 96304, 98332, 112972, 114824, 121024, 186589, 192608, 196664, 225944, 229648, 367159, 373178, 385216, 393328, 451888, 459296, 734318, 746356, 786656, 875533, 903776, 918592, 1468636, 1492712, 1573312, 1751066, 1807552, 2937272, 2985424, 3502132, 5874544, 5970848, 7004264, 11381929, 11749088, 11941696, 14008528, 22763858, 23498176, 28017056, 45527716, 56034112, 91055432, 182110864, 364221728, 728443456]

約数ペア:

[(1, 728443456), (2, 364221728), (4, 182110864), (8, 91055432), (13, 56034112), (16, 45527716), (26, 28017056), (31, 23498176), (32, 22763858), (52, 14008528), (61, 11941696), (62, 11749088), (64, 11381929), (104, 7004264), (122, 5970848), (124, 5874544), (208, 3502132), (244, 2985424), (248, 2937272), (403, 1807552), (416, 1751066), (463, 1573312), (488, 1492712), (496, 1468636), (793, 918592), (806, 903776), (832, 875533), (926, 786656), (976, 746356), (992, 734318), (1586, 459296), (1612, 451888), (1852, 393328), (1891, 385216), (1952, 373178), (1984, 367159), (3172, 229648), (3224, 225944), (3704, 196664), (3782, 192608), (3904, 186589), (6019, 121024), (6344, 114824), (6448, 112972), (7408, 98332), (7564, 96304), (12038, 60512), (12688, 57412), (12896, 56486), (14353, 50752), (14816, 49166), (15128, 48152), (24076, 30256), (24583, 29632), (25376, 28706), (25792, 28243)]