256403400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{733}}^1$

素因数の和:816

約数の個数: 192

約数和(自身を含む): 884675520

約数和(自身を除く): 628272120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 25, 30, 33, 40, 44, 50, 53, 55, 60, 66, 75, 88, 100, 106, 110, 120, 132, 150, 159, 165, 200, 212, 220, 264, 265, 275, 300, 318, 330, 424, 440, 530, 550, 583, 600, 636, 660, 733, 795, 825, 1060, 1100, 1166, 1272, 1320, 1325, 1466, 1590, 1650, 1749, 2120, 2199, 2200, 2332, 2650, 2915, 2932, 3180, 3300, 3498, 3665, 3975, 4398, 4664, 5300, 5830, 5864, 6360, 6600, 6996, 7330, 7950, 8063, 8745, 8796, 10600, 10995, 11660, 13992, 14575, 14660, 15900, 16126, 17490, 17592, 18325, 21990, 23320, 24189, 29150, 29320, 31800, 32252, 34980, 36650, 38849, 40315, 43725, 43980, 48378, 54975, 58300, 64504, 69960, 73300, 77698, 80630, 87450, 87960, 96756, 109950, 116547, 116600, 120945, 146600, 155396, 161260, 174900, 193512, 194245, 201575, 219900, 233094, 241890, 310792, 322520, 349800, 388490, 403150, 427339, 439800, 466188, 483780, 582735, 604725, 776980, 806300, 854678, 932376, 967560, 971225, 1165470, 1209450, 1282017, 1553960, 1612600, 1709356, 1942450, 2136695, 2330940, 2418900, 2564034, 2913675, 3418712, 3884900, 4273390, 4661880, 4837800, 5128068, 5827350, 6410085, 7769800, 8546780, 10256136, 10683475, 11654700, 12820170, 17093560, 21366950, 23309400, 25640340, 32050425, 42733900, 51280680, 64100850, 85467800, 128201700, 256403400]

約数ペア:

[(1, 256403400), (2, 128201700), (3, 85467800), (4, 64100850), (5, 51280680), (6, 42733900), (8, 32050425), (10, 25640340), (11, 23309400), (12, 21366950), (15, 17093560), (20, 12820170), (22, 11654700), (24, 10683475), (25, 10256136), (30, 8546780), (33, 7769800), (40, 6410085), (44, 5827350), (50, 5128068), (53, 4837800), (55, 4661880), (60, 4273390), (66, 3884900), (75, 3418712), (88, 2913675), (100, 2564034), (106, 2418900), (110, 2330940), (120, 2136695), (132, 1942450), (150, 1709356), (159, 1612600), (165, 1553960), (200, 1282017), (212, 1209450), (220, 1165470), (264, 971225), (265, 967560), (275, 932376), (300, 854678), (318, 806300), (330, 776980), (424, 604725), (440, 582735), (530, 483780), (550, 466188), (583, 439800), (600, 427339), (636, 403150), (660, 388490), (733, 349800), (795, 322520), (825, 310792), (1060, 241890), (1100, 233094), (1166, 219900), (1272, 201575), (1320, 194245), (1325, 193512), (1466, 174900), (1590, 161260), (1650, 155396), (1749, 146600), (2120, 120945), (2199, 116600), (2200, 116547), (2332, 109950), (2650, 96756), (2915, 87960), (2932, 87450), (3180, 80630), (3300, 77698), (3498, 73300), (3665, 69960), (3975, 64504), (4398, 58300), (4664, 54975), (5300, 48378), (5830, 43980), (5864, 43725), (6360, 40315), (6600, 38849), (6996, 36650), (7330, 34980), (7950, 32252), (8063, 31800), (8745, 29320), (8796, 29150), (10600, 24189), (10995, 23320), (11660, 21990), (13992, 18325), (14575, 17592), (14660, 17490), (15900, 16126)]