256568148

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^1\times {\mathrm{15527}}^1$

素因数の和:15563

約数の個数: 72

約数和(自身を含む): 712176192

約数和(自身を除く): 455608044

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 81, 102, 108, 153, 162, 204, 243, 306, 324, 459, 486, 612, 918, 972, 1377, 1836, 2754, 4131, 5508, 8262, 15527, 16524, 31054, 46581, 62108, 93162, 139743, 186324, 263959, 279486, 419229, 527918, 558972, 791877, 838458, 1055836, 1257687, 1583754, 1676916, 2375631, 2515374, 3167508, 3773061, 4751262, 5030748, 7126893, 7546122, 9502524, 14253786, 15092244, 21380679, 28507572, 42761358, 64142037, 85522716, 128284074, 256568148]

約数ペア:

[(1, 256568148), (2, 128284074), (3, 85522716), (4, 64142037), (6, 42761358), (9, 28507572), (12, 21380679), (17, 15092244), (18, 14253786), (27, 9502524), (34, 7546122), (36, 7126893), (51, 5030748), (54, 4751262), (68, 3773061), (81, 3167508), (102, 2515374), (108, 2375631), (153, 1676916), (162, 1583754), (204, 1257687), (243, 1055836), (306, 838458), (324, 791877), (459, 558972), (486, 527918), (612, 419229), (918, 279486), (972, 263959), (1377, 186324), (1836, 139743), (2754, 93162), (4131, 62108), (5508, 46581), (8262, 31054), (15527, 16524)]