209405040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1637}}^1$

素因数の和:1707

約数の個数: 160

約数和(自身を含む): 716579136

約数和(自身を除く): 507174096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 41, 48, 52, 60, 65, 78, 80, 82, 104, 120, 123, 130, 156, 164, 195, 205, 208, 240, 246, 260, 312, 328, 390, 410, 492, 520, 533, 615, 624, 656, 780, 820, 984, 1040, 1066, 1230, 1560, 1599, 1637, 1640, 1968, 2132, 2460, 2665, 3120, 3198, 3274, 3280, 4264, 4911, 4920, 5330, 6396, 6548, 7995, 8185, 8528, 9822, 9840, 10660, 12792, 13096, 15990, 16370, 19644, 21281, 21320, 24555, 25584, 26192, 31980, 32740, 39288, 42562, 42640, 49110, 63843, 63960, 65480, 67117, 78576, 85124, 98220, 106405, 127686, 127920, 130960, 134234, 170248, 196440, 201351, 212810, 255372, 268468, 319215, 335585, 340496, 392880, 402702, 425620, 510744, 536936, 638430, 671170, 805404, 851240, 872521, 1006755, 1021488, 1073872, 1276860, 1342340, 1610808, 1702480, 1745042, 2013510, 2553720, 2617563, 2684680, 3221616, 3490084, 4027020, 4362605, 5107440, 5235126, 5369360, 6980168, 8054040, 8725210, 10470252, 13087815, 13960336, 16108080, 17450420, 20940504, 26175630, 34900840, 41881008, 52351260, 69801680, 104702520, 209405040]

約数ペア:

[(1, 209405040), (2, 104702520), (3, 69801680), (4, 52351260), (5, 41881008), (6, 34900840), (8, 26175630), (10, 20940504), (12, 17450420), (13, 16108080), (15, 13960336), (16, 13087815), (20, 10470252), (24, 8725210), (26, 8054040), (30, 6980168), (39, 5369360), (40, 5235126), (41, 5107440), (48, 4362605), (52, 4027020), (60, 3490084), (65, 3221616), (78, 2684680), (80, 2617563), (82, 2553720), (104, 2013510), (120, 1745042), (123, 1702480), (130, 1610808), (156, 1342340), (164, 1276860), (195, 1073872), (205, 1021488), (208, 1006755), (240, 872521), (246, 851240), (260, 805404), (312, 671170), (328, 638430), (390, 536936), (410, 510744), (492, 425620), (520, 402702), (533, 392880), (615, 340496), (624, 335585), (656, 319215), (780, 268468), (820, 255372), (984, 212810), (1040, 201351), (1066, 196440), (1230, 170248), (1560, 134234), (1599, 130960), (1637, 127920), (1640, 127686), (1968, 106405), (2132, 98220), (2460, 85124), (2665, 78576), (3120, 67117), (3198, 65480), (3274, 63960), (3280, 63843), (4264, 49110), (4911, 42640), (4920, 42562), (5330, 39288), (6396, 32740), (6548, 31980), (7995, 26192), (8185, 25584), (8528, 24555), (9822, 21320), (9840, 21281), (10660, 19644), (12792, 16370), (13096, 15990)]