28406664

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:156

約数の個数: 192

約数和(自身を含む): 94348800

約数和(自身を除く): 65942136

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 31, 33, 36, 39, 44, 52, 62, 66, 72, 78, 88, 89, 93, 99, 104, 117, 124, 132, 143, 156, 178, 186, 198, 234, 248, 264, 267, 279, 286, 312, 341, 356, 372, 396, 403, 429, 468, 534, 558, 572, 682, 712, 744, 792, 801, 806, 858, 936, 979, 1023, 1068, 1116, 1144, 1157, 1209, 1287, 1364, 1602, 1612, 1716, 1958, 2046, 2136, 2232, 2314, 2418, 2574, 2728, 2759, 2937, 3069, 3204, 3224, 3432, 3471, 3627, 3916, 4092, 4433, 4628, 4836, 5148, 5518, 5874, 6138, 6408, 6942, 7254, 7832, 8184, 8277, 8811, 8866, 9256, 9672, 10296, 10413, 11036, 11748, 12276, 12727, 13299, 13884, 14508, 16554, 17622, 17732, 20826, 22072, 23496, 24552, 24831, 25454, 26598, 27768, 29016, 30349, 33108, 35244, 35464, 35867, 38181, 39897, 41652, 49662, 50908, 53196, 60698, 66216, 70488, 71734, 76362, 79794, 83304, 91047, 99324, 101816, 106392, 107601, 114543, 121396, 143468, 152724, 159588, 182094, 198648, 215202, 229086, 242792, 273141, 286936, 305448, 319176, 322803, 364188, 394537, 430404, 458172, 546282, 645606, 728376, 789074, 860808, 916344, 1092564, 1183611, 1291212, 1578148, 2185128, 2367222, 2582424, 3156296, 3550833, 4734444, 7101666, 9468888, 14203332, 28406664]

約数ペア:

[(1, 28406664), (2, 14203332), (3, 9468888), (4, 7101666), (6, 4734444), (8, 3550833), (9, 3156296), (11, 2582424), (12, 2367222), (13, 2185128), (18, 1578148), (22, 1291212), (24, 1183611), (26, 1092564), (31, 916344), (33, 860808), (36, 789074), (39, 728376), (44, 645606), (52, 546282), (62, 458172), (66, 430404), (72, 394537), (78, 364188), (88, 322803), (89, 319176), (93, 305448), (99, 286936), (104, 273141), (117, 242792), (124, 229086), (132, 215202), (143, 198648), (156, 182094), (178, 159588), (186, 152724), (198, 143468), (234, 121396), (248, 114543), (264, 107601), (267, 106392), (279, 101816), (286, 99324), (312, 91047), (341, 83304), (356, 79794), (372, 76362), (396, 71734), (403, 70488), (429, 66216), (468, 60698), (534, 53196), (558, 50908), (572, 49662), (682, 41652), (712, 39897), (744, 38181), (792, 35867), (801, 35464), (806, 35244), (858, 33108), (936, 30349), (979, 29016), (1023, 27768), (1068, 26598), (1116, 25454), (1144, 24831), (1157, 24552), (1209, 23496), (1287, 22072), (1364, 20826), (1602, 17732), (1612, 17622), (1716, 16554), (1958, 14508), (2046, 13884), (2136, 13299), (2232, 12727), (2314, 12276), (2418, 11748), (2574, 11036), (2728, 10413), (2759, 10296), (2937, 9672), (3069, 9256), (3204, 8866), (3224, 8811), (3432, 8277), (3471, 8184), (3627, 7832), (3916, 7254), (4092, 6942), (4433, 6408), (4628, 6138), (4836, 5874), (5148, 5518)]