39971880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1$

素因数の和:122

約数の個数: 240

約数和(自身を含む): 147472380

約数和(自身を除く): 107500500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 73, 78, 81, 90, 104, 108, 117, 120, 130, 135, 146, 156, 162, 169, 180, 195, 216, 219, 234, 260, 270, 292, 312, 324, 338, 351, 360, 365, 390, 405, 438, 468, 507, 520, 540, 584, 585, 648, 657, 676, 702, 730, 780, 810, 845, 876, 936, 949, 1014, 1053, 1080, 1095, 1170, 1314, 1352, 1404, 1460, 1521, 1560, 1620, 1690, 1752, 1755, 1898, 1971, 2028, 2106, 2190, 2340, 2535, 2628, 2808, 2847, 2920, 3042, 3240, 3285, 3380, 3510, 3796, 3942, 4056, 4212, 4380, 4563, 4680, 4745, 5070, 5256, 5265, 5694, 5913, 6084, 6570, 6760, 7020, 7592, 7605, 7884, 8424, 8541, 8760, 9126, 9490, 9855, 10140, 10530, 11388, 11826, 12168, 12337, 13140, 13689, 14040, 14235, 15210, 15768, 17082, 18252, 18980, 19710, 20280, 21060, 22776, 22815, 23652, 24674, 25623, 26280, 27378, 28470, 29565, 30420, 34164, 36504, 37011, 37960, 39420, 42120, 42705, 45630, 47304, 49348, 51246, 54756, 56940, 59130, 60840, 61685, 68328, 68445, 74022, 76869, 78840, 85410, 91260, 98696, 102492, 109512, 111033, 113880, 118260, 123370, 128115, 136890, 148044, 153738, 170820, 182520, 185055, 204984, 222066, 236520, 246740, 256230, 273780, 296088, 307476, 333099, 341640, 370110, 384345, 444132, 493480, 512460, 547560, 555165, 614952, 666198, 740220, 768690, 888264, 999297, 1024920, 1110330, 1332396, 1480440, 1537380, 1665495, 1998594, 2220660, 2664792, 3074760, 3330990, 3997188, 4441320, 4996485, 6661980, 7994376, 9992970, 13323960, 19985940, 39971880]

約数ペア:

[(1, 39971880), (2, 19985940), (3, 13323960), (4, 9992970), (5, 7994376), (6, 6661980), (8, 4996485), (9, 4441320), (10, 3997188), (12, 3330990), (13, 3074760), (15, 2664792), (18, 2220660), (20, 1998594), (24, 1665495), (26, 1537380), (27, 1480440), (30, 1332396), (36, 1110330), (39, 1024920), (40, 999297), (45, 888264), (52, 768690), (54, 740220), (60, 666198), (65, 614952), (72, 555165), (73, 547560), (78, 512460), (81, 493480), (90, 444132), (104, 384345), (108, 370110), (117, 341640), (120, 333099), (130, 307476), (135, 296088), (146, 273780), (156, 256230), (162, 246740), (169, 236520), (180, 222066), (195, 204984), (216, 185055), (219, 182520), (234, 170820), (260, 153738), (270, 148044), (292, 136890), (312, 128115), (324, 123370), (338, 118260), (351, 113880), (360, 111033), (365, 109512), (390, 102492), (405, 98696), (438, 91260), (468, 85410), (507, 78840), (520, 76869), (540, 74022), (584, 68445), (585, 68328), (648, 61685), (657, 60840), (676, 59130), (702, 56940), (730, 54756), (780, 51246), (810, 49348), (845, 47304), (876, 45630), (936, 42705), (949, 42120), (1014, 39420), (1053, 37960), (1080, 37011), (1095, 36504), (1170, 34164), (1314, 30420), (1352, 29565), (1404, 28470), (1460, 27378), (1521, 26280), (1560, 25623), (1620, 24674), (1690, 23652), (1752, 22815), (1755, 22776), (1898, 21060), (1971, 20280), (2028, 19710), (2106, 18980), (2190, 18252), (2340, 17082), (2535, 15768), (2628, 15210), (2808, 14235), (2847, 14040), (2920, 13689), (3042, 13140), (3240, 12337), (3285, 12168), (3380, 11826), (3510, 11388), (3796, 10530), (3942, 10140), (4056, 9855), (4212, 9490), (4380, 9126), (4563, 8760), (4680, 8541), (4745, 8424), (5070, 7884), (5256, 7605), (5265, 7592), (5694, 7020), (5913, 6760), (6084, 6570)]