263796228

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{8969}}^1$

素因数の和:9041

約数の個数: 72

約数和(自身を含む): 718317600

約数和(自身を除く): 454521372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 43, 57, 76, 86, 114, 129, 171, 172, 228, 258, 342, 387, 516, 684, 774, 817, 1548, 1634, 2451, 3268, 4902, 7353, 8969, 9804, 14706, 17938, 26907, 29412, 35876, 53814, 80721, 107628, 161442, 170411, 322884, 340822, 385667, 511233, 681644, 771334, 1022466, 1157001, 1533699, 1542668, 2044932, 2314002, 3067398, 3471003, 4628004, 6134796, 6942006, 7327673, 13884012, 14655346, 21983019, 29310692, 43966038, 65949057, 87932076, 131898114, 263796228]

約数ペア:

[(1, 263796228), (2, 131898114), (3, 87932076), (4, 65949057), (6, 43966038), (9, 29310692), (12, 21983019), (18, 14655346), (19, 13884012), (36, 7327673), (38, 6942006), (43, 6134796), (57, 4628004), (76, 3471003), (86, 3067398), (114, 2314002), (129, 2044932), (171, 1542668), (172, 1533699), (228, 1157001), (258, 1022466), (342, 771334), (387, 681644), (516, 511233), (684, 385667), (774, 340822), (817, 322884), (1548, 170411), (1634, 161442), (2451, 107628), (3268, 80721), (4902, 53814), (7353, 35876), (8969, 29412), (9804, 26907), (14706, 17938)]