42981900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 136491264

約数和(自身を除く): 93509364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 103, 107, 130, 150, 156, 195, 206, 214, 260, 300, 309, 321, 325, 390, 412, 428, 515, 535, 618, 642, 650, 780, 975, 1030, 1070, 1236, 1284, 1300, 1339, 1391, 1545, 1605, 1950, 2060, 2140, 2575, 2675, 2678, 2782, 3090, 3210, 3900, 4017, 4173, 5150, 5350, 5356, 5564, 6180, 6420, 6695, 6955, 7725, 8025, 8034, 8346, 10300, 10700, 11021, 13390, 13910, 15450, 16050, 16068, 16692, 20085, 20865, 22042, 26780, 27820, 30900, 32100, 33063, 33475, 34775, 40170, 41730, 44084, 55105, 66126, 66950, 69550, 80340, 83460, 100425, 104325, 110210, 132252, 133900, 139100, 143273, 165315, 200850, 208650, 220420, 275525, 286546, 330630, 401700, 417300, 429819, 551050, 573092, 661260, 716365, 826575, 859638, 1102100, 1432730, 1653150, 1719276, 2149095, 2865460, 3306300, 3581825, 4298190, 7163650, 8596380, 10745475, 14327300, 21490950, 42981900]

約数ペア:

[(1, 42981900), (2, 21490950), (3, 14327300), (4, 10745475), (5, 8596380), (6, 7163650), (10, 4298190), (12, 3581825), (13, 3306300), (15, 2865460), (20, 2149095), (25, 1719276), (26, 1653150), (30, 1432730), (39, 1102100), (50, 859638), (52, 826575), (60, 716365), (65, 661260), (75, 573092), (78, 551050), (100, 429819), (103, 417300), (107, 401700), (130, 330630), (150, 286546), (156, 275525), (195, 220420), (206, 208650), (214, 200850), (260, 165315), (300, 143273), (309, 139100), (321, 133900), (325, 132252), (390, 110210), (412, 104325), (428, 100425), (515, 83460), (535, 80340), (618, 69550), (642, 66950), (650, 66126), (780, 55105), (975, 44084), (1030, 41730), (1070, 40170), (1236, 34775), (1284, 33475), (1300, 33063), (1339, 32100), (1391, 30900), (1545, 27820), (1605, 26780), (1950, 22042), (2060, 20865), (2140, 20085), (2575, 16692), (2675, 16068), (2678, 16050), (2782, 15450), (3090, 13910), (3210, 13390), (3900, 11021), (4017, 10700), (4173, 10300), (5150, 8346), (5350, 8034), (5356, 8025), (5564, 7725), (6180, 6955), (6420, 6695)]