31475160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 192

約数和(自身を含む): 112039200

約数和(自身を除く): 80564040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 37, 40, 45, 51, 60, 68, 72, 74, 85, 90, 102, 111, 120, 136, 139, 148, 153, 170, 180, 185, 204, 222, 255, 278, 296, 306, 333, 340, 360, 370, 408, 417, 444, 510, 555, 556, 612, 629, 666, 680, 695, 740, 765, 834, 888, 1020, 1110, 1112, 1224, 1251, 1258, 1332, 1390, 1480, 1530, 1665, 1668, 1887, 2040, 2085, 2220, 2363, 2502, 2516, 2664, 2780, 3060, 3145, 3330, 3336, 3774, 4170, 4440, 4726, 5004, 5032, 5143, 5560, 5661, 6120, 6255, 6290, 6660, 7089, 7548, 8340, 9435, 9452, 10008, 10286, 11322, 11815, 12510, 12580, 13320, 14178, 15096, 15429, 16680, 18870, 18904, 20572, 21267, 22644, 23630, 25020, 25160, 25715, 28305, 28356, 30858, 35445, 37740, 41144, 42534, 45288, 46287, 47260, 50040, 51430, 56610, 56712, 61716, 70890, 75480, 77145, 85068, 87431, 92574, 94520, 102860, 106335, 113220, 123432, 141780, 154290, 170136, 174862, 185148, 205720, 212670, 226440, 231435, 262293, 283560, 308580, 349724, 370296, 425340, 437155, 462870, 524586, 617160, 699448, 786879, 850680, 874310, 925740, 1049172, 1311465, 1573758, 1748620, 1851480, 2098344, 2622930, 3147516, 3497240, 3934395, 5245860, 6295032, 7868790, 10491720, 15737580, 31475160]

約数ペア:

[(1, 31475160), (2, 15737580), (3, 10491720), (4, 7868790), (5, 6295032), (6, 5245860), (8, 3934395), (9, 3497240), (10, 3147516), (12, 2622930), (15, 2098344), (17, 1851480), (18, 1748620), (20, 1573758), (24, 1311465), (30, 1049172), (34, 925740), (36, 874310), (37, 850680), (40, 786879), (45, 699448), (51, 617160), (60, 524586), (68, 462870), (72, 437155), (74, 425340), (85, 370296), (90, 349724), (102, 308580), (111, 283560), (120, 262293), (136, 231435), (139, 226440), (148, 212670), (153, 205720), (170, 185148), (180, 174862), (185, 170136), (204, 154290), (222, 141780), (255, 123432), (278, 113220), (296, 106335), (306, 102860), (333, 94520), (340, 92574), (360, 87431), (370, 85068), (408, 77145), (417, 75480), (444, 70890), (510, 61716), (555, 56712), (556, 56610), (612, 51430), (629, 50040), (666, 47260), (680, 46287), (695, 45288), (740, 42534), (765, 41144), (834, 37740), (888, 35445), (1020, 30858), (1110, 28356), (1112, 28305), (1224, 25715), (1251, 25160), (1258, 25020), (1332, 23630), (1390, 22644), (1480, 21267), (1530, 20572), (1665, 18904), (1668, 18870), (1887, 16680), (2040, 15429), (2085, 15096), (2220, 14178), (2363, 13320), (2502, 12580), (2516, 12510), (2664, 11815), (2780, 11322), (3060, 10286), (3145, 10008), (3330, 9452), (3336, 9435), (3774, 8340), (4170, 7548), (4440, 7089), (4726, 6660), (5004, 6290), (5032, 6255), (5143, 6120), (5560, 5661)]