28906800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:160

約数の個数: 240

約数和(自身を含む): 106555680

約数和(自身を除く): 77648880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 25, 26, 30, 34, 39, 40, 48, 50, 51, 52, 60, 65, 68, 75, 78, 80, 85, 100, 102, 104, 109, 120, 130, 136, 150, 156, 170, 195, 200, 204, 208, 218, 221, 240, 255, 260, 272, 300, 312, 325, 327, 340, 390, 400, 408, 425, 436, 442, 510, 520, 545, 600, 624, 650, 654, 663, 680, 780, 816, 850, 872, 884, 975, 1020, 1040, 1090, 1105, 1200, 1275, 1300, 1308, 1326, 1360, 1417, 1560, 1635, 1700, 1744, 1768, 1853, 1950, 2040, 2180, 2210, 2550, 2600, 2616, 2652, 2725, 2834, 3120, 3270, 3315, 3400, 3536, 3706, 3900, 4080, 4251, 4360, 4420, 5100, 5200, 5232, 5304, 5450, 5525, 5559, 5668, 6540, 6630, 6800, 7085, 7412, 7800, 8175, 8502, 8720, 8840, 9265, 10200, 10608, 10900, 11050, 11118, 11336, 13080, 13260, 14170, 14824, 15600, 16350, 16575, 17004, 17680, 18530, 20400, 21255, 21800, 22100, 22236, 22672, 24089, 26160, 26520, 27795, 28340, 29648, 32700, 33150, 34008, 35425, 37060, 42510, 43600, 44200, 44472, 46325, 48178, 53040, 55590, 56680, 65400, 66300, 68016, 70850, 72267, 74120, 85020, 88400, 88944, 92650, 96356, 106275, 111180, 113360, 120445, 130800, 132600, 138975, 141700, 144534, 148240, 170040, 185300, 192712, 212550, 222360, 240890, 265200, 277950, 283400, 289068, 340080, 361335, 370600, 385424, 425100, 444720, 481780, 555900, 566800, 578136, 602225, 722670, 741200, 850200, 963560, 1111800, 1156272, 1204450, 1445340, 1700400, 1806675, 1927120, 2223600, 2408900, 2890680, 3613350, 4817800, 5781360, 7226700, 9635600, 14453400, 28906800]

約数ペア:

[(1, 28906800), (2, 14453400), (3, 9635600), (4, 7226700), (5, 5781360), (6, 4817800), (8, 3613350), (10, 2890680), (12, 2408900), (13, 2223600), (15, 1927120), (16, 1806675), (17, 1700400), (20, 1445340), (24, 1204450), (25, 1156272), (26, 1111800), (30, 963560), (34, 850200), (39, 741200), (40, 722670), (48, 602225), (50, 578136), (51, 566800), (52, 555900), (60, 481780), (65, 444720), (68, 425100), (75, 385424), (78, 370600), (80, 361335), (85, 340080), (100, 289068), (102, 283400), (104, 277950), (109, 265200), (120, 240890), (130, 222360), (136, 212550), (150, 192712), (156, 185300), (170, 170040), (195, 148240), (200, 144534), (204, 141700), (208, 138975), (218, 132600), (221, 130800), (240, 120445), (255, 113360), (260, 111180), (272, 106275), (300, 96356), (312, 92650), (325, 88944), (327, 88400), (340, 85020), (390, 74120), (400, 72267), (408, 70850), (425, 68016), (436, 66300), (442, 65400), (510, 56680), (520, 55590), (545, 53040), (600, 48178), (624, 46325), (650, 44472), (654, 44200), (663, 43600), (680, 42510), (780, 37060), (816, 35425), (850, 34008), (872, 33150), (884, 32700), (975, 29648), (1020, 28340), (1040, 27795), (1090, 26520), (1105, 26160), (1200, 24089), (1275, 22672), (1300, 22236), (1308, 22100), (1326, 21800), (1360, 21255), (1417, 20400), (1560, 18530), (1635, 17680), (1700, 17004), (1744, 16575), (1768, 16350), (1853, 15600), (1950, 14824), (2040, 14170), (2180, 13260), (2210, 13080), (2550, 11336), (2600, 11118), (2616, 11050), (2652, 10900), (2725, 10608), (2834, 10200), (3120, 9265), (3270, 8840), (3315, 8720), (3400, 8502), (3536, 8175), (3706, 7800), (3900, 7412), (4080, 7085), (4251, 6800), (4360, 6630), (4420, 6540), (5100, 5668), (5200, 5559), (5232, 5525), (5304, 5450)]