72891828

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1747}}^1$

素因数の和:1837

約数の個数: 72

約数和(自身を含む): 197244320

約数和(自身を除く): 124352492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 61, 76, 114, 122, 171, 183, 228, 244, 342, 366, 549, 684, 732, 1098, 1159, 1747, 2196, 2318, 3477, 3494, 4636, 5241, 6954, 6988, 10431, 10482, 13908, 15723, 20862, 20964, 31446, 33193, 41724, 62892, 66386, 99579, 106567, 132772, 199158, 213134, 298737, 319701, 398316, 426268, 597474, 639402, 959103, 1194948, 1278804, 1918206, 2024773, 3836412, 4049546, 6074319, 8099092, 12148638, 18222957, 24297276, 36445914, 72891828]

約数ペア:

[(1, 72891828), (2, 36445914), (3, 24297276), (4, 18222957), (6, 12148638), (9, 8099092), (12, 6074319), (18, 4049546), (19, 3836412), (36, 2024773), (38, 1918206), (57, 1278804), (61, 1194948), (76, 959103), (114, 639402), (122, 597474), (171, 426268), (183, 398316), (228, 319701), (244, 298737), (342, 213134), (366, 199158), (549, 132772), (684, 106567), (732, 99579), (1098, 66386), (1159, 62892), (1747, 41724), (2196, 33193), (2318, 31446), (3477, 20964), (3494, 20862), (4636, 15723), (5241, 13908), (6954, 10482), (6988, 10431)]