90909072

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:405

約数の個数: 120

約数和(自身を含む): 270816000

約数和(自身を除く): 179906928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 149, 152, 171, 223, 228, 298, 304, 342, 446, 447, 456, 596, 669, 684, 892, 894, 912, 1192, 1338, 1341, 1368, 1784, 1788, 2007, 2384, 2676, 2682, 2736, 2831, 3568, 3576, 4014, 4237, 5352, 5364, 5662, 7152, 8028, 8474, 8493, 10704, 10728, 11324, 12711, 16056, 16948, 16986, 21456, 22648, 25422, 25479, 32112, 33227, 33896, 33972, 38133, 45296, 50844, 50958, 66454, 67792, 67944, 76266, 99681, 101688, 101916, 132908, 135888, 152532, 199362, 203376, 203832, 265816, 299043, 305064, 398724, 407664, 531632, 598086, 610128, 631313, 797448, 1196172, 1262626, 1594896, 1893939, 2392344, 2525252, 3787878, 4784688, 5050504, 5681817, 7575756, 10101008, 11363634, 15151512, 22727268, 30303024, 45454536, 90909072]

約数ペア:

[(1, 90909072), (2, 45454536), (3, 30303024), (4, 22727268), (6, 15151512), (8, 11363634), (9, 10101008), (12, 7575756), (16, 5681817), (18, 5050504), (19, 4784688), (24, 3787878), (36, 2525252), (38, 2392344), (48, 1893939), (57, 1594896), (72, 1262626), (76, 1196172), (114, 797448), (144, 631313), (149, 610128), (152, 598086), (171, 531632), (223, 407664), (228, 398724), (298, 305064), (304, 299043), (342, 265816), (446, 203832), (447, 203376), (456, 199362), (596, 152532), (669, 135888), (684, 132908), (892, 101916), (894, 101688), (912, 99681), (1192, 76266), (1338, 67944), (1341, 67792), (1368, 66454), (1784, 50958), (1788, 50844), (2007, 45296), (2384, 38133), (2676, 33972), (2682, 33896), (2736, 33227), (2831, 32112), (3568, 25479), (3576, 25422), (4014, 22648), (4237, 21456), (5352, 16986), (5364, 16948), (5662, 16056), (7152, 12711), (8028, 11324), (8474, 10728), (8493, 10704)]