217657008

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:184

約数の個数: 180

約数和(自身を含む): 663305760

約数和(自身を除く): 445648752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 53, 57, 72, 76, 79, 106, 114, 144, 152, 158, 159, 171, 212, 228, 237, 304, 316, 318, 342, 361, 424, 456, 474, 477, 632, 636, 684, 711, 722, 848, 912, 948, 954, 1007, 1083, 1264, 1272, 1368, 1422, 1444, 1501, 1896, 1908, 2014, 2166, 2544, 2736, 2844, 2888, 3002, 3021, 3249, 3792, 3816, 4028, 4187, 4332, 4503, 5688, 5776, 6004, 6042, 6498, 7632, 8056, 8374, 8664, 9006, 9063, 11376, 12008, 12084, 12561, 12996, 13509, 16112, 16748, 17328, 18012, 18126, 19133, 24016, 24168, 25122, 25992, 27018, 28519, 33496, 36024, 36252, 37683, 38266, 48336, 50244, 51984, 54036, 57038, 57399, 66992, 72048, 72504, 75366, 76532, 79553, 85557, 100488, 108072, 114076, 114798, 145008, 150732, 153064, 159106, 171114, 172197, 200976, 216144, 228152, 229596, 238659, 256671, 301464, 306128, 318212, 342228, 344394, 456304, 459192, 477318, 513342, 602928, 636424, 684456, 688788, 715977, 918384, 954636, 1026684, 1272848, 1368912, 1377576, 1431954, 1511507, 1909272, 2053368, 2755152, 2863908, 3023014, 3818544, 4106736, 4534521, 5727816, 6046028, 9069042, 11455632, 12092056, 13603563, 18138084, 24184112, 27207126, 36276168, 54414252, 72552336, 108828504, 217657008]

約数ペア:

[(1, 217657008), (2, 108828504), (3, 72552336), (4, 54414252), (6, 36276168), (8, 27207126), (9, 24184112), (12, 18138084), (16, 13603563), (18, 12092056), (19, 11455632), (24, 9069042), (36, 6046028), (38, 5727816), (48, 4534521), (53, 4106736), (57, 3818544), (72, 3023014), (76, 2863908), (79, 2755152), (106, 2053368), (114, 1909272), (144, 1511507), (152, 1431954), (158, 1377576), (159, 1368912), (171, 1272848), (212, 1026684), (228, 954636), (237, 918384), (304, 715977), (316, 688788), (318, 684456), (342, 636424), (361, 602928), (424, 513342), (456, 477318), (474, 459192), (477, 456304), (632, 344394), (636, 342228), (684, 318212), (711, 306128), (722, 301464), (848, 256671), (912, 238659), (948, 229596), (954, 228152), (1007, 216144), (1083, 200976), (1264, 172197), (1272, 171114), (1368, 159106), (1422, 153064), (1444, 150732), (1501, 145008), (1896, 114798), (1908, 114076), (2014, 108072), (2166, 100488), (2544, 85557), (2736, 79553), (2844, 76532), (2888, 75366), (3002, 72504), (3021, 72048), (3249, 66992), (3792, 57399), (3816, 57038), (4028, 54036), (4187, 51984), (4332, 50244), (4503, 48336), (5688, 38266), (5776, 37683), (6004, 36252), (6042, 36024), (6498, 33496), (7632, 28519), (8056, 27018), (8374, 25992), (8664, 25122), (9006, 24168), (9063, 24016), (11376, 19133), (12008, 18126), (12084, 18012), (12561, 17328), (12996, 16748), (13509, 16112)]