265655340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{449}}^1$

素因数の和:656

約数の個数: 144

約数和(自身を含む): 855036000

約数和(自身を除く): 589380660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 173, 180, 190, 228, 285, 342, 346, 380, 449, 519, 570, 684, 692, 855, 865, 898, 1038, 1140, 1347, 1557, 1710, 1730, 1796, 2076, 2245, 2595, 2694, 3114, 3287, 3420, 3460, 4041, 4490, 5190, 5388, 6228, 6574, 6735, 7785, 8082, 8531, 8980, 9861, 10380, 13148, 13470, 15570, 16164, 16435, 17062, 19722, 20205, 25593, 26940, 29583, 31140, 32870, 34124, 39444, 40410, 42655, 49305, 51186, 59166, 65740, 76779, 77677, 80820, 85310, 98610, 102372, 118332, 127965, 147915, 153558, 155354, 170620, 197220, 233031, 255930, 295830, 307116, 310708, 383895, 388385, 466062, 511860, 591660, 699093, 767790, 776770, 932124, 1165155, 1398186, 1475863, 1535580, 1553540, 2330310, 2796372, 2951726, 3495465, 4427589, 4660620, 5903452, 6990930, 7379315, 8855178, 13282767, 13981860, 14758630, 17710356, 22137945, 26565534, 29517260, 44275890, 53131068, 66413835, 88551780, 132827670, 265655340]

約数ペア:

[(1, 265655340), (2, 132827670), (3, 88551780), (4, 66413835), (5, 53131068), (6, 44275890), (9, 29517260), (10, 26565534), (12, 22137945), (15, 17710356), (18, 14758630), (19, 13981860), (20, 13282767), (30, 8855178), (36, 7379315), (38, 6990930), (45, 5903452), (57, 4660620), (60, 4427589), (76, 3495465), (90, 2951726), (95, 2796372), (114, 2330310), (171, 1553540), (173, 1535580), (180, 1475863), (190, 1398186), (228, 1165155), (285, 932124), (342, 776770), (346, 767790), (380, 699093), (449, 591660), (519, 511860), (570, 466062), (684, 388385), (692, 383895), (855, 310708), (865, 307116), (898, 295830), (1038, 255930), (1140, 233031), (1347, 197220), (1557, 170620), (1710, 155354), (1730, 153558), (1796, 147915), (2076, 127965), (2245, 118332), (2595, 102372), (2694, 98610), (3114, 85310), (3287, 80820), (3420, 77677), (3460, 76779), (4041, 65740), (4490, 59166), (5190, 51186), (5388, 49305), (6228, 42655), (6574, 40410), (6735, 39444), (7785, 34124), (8082, 32870), (8531, 31140), (8980, 29583), (9861, 26940), (10380, 25593), (13148, 20205), (13470, 19722), (15570, 17062), (16164, 16435)]