11720340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 39312000

約数和(自身を除く): 27591660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 45, 46, 57, 60, 69, 76, 90, 92, 95, 114, 115, 138, 149, 171, 180, 190, 207, 228, 230, 276, 285, 298, 342, 345, 380, 414, 437, 447, 460, 570, 596, 684, 690, 745, 828, 855, 874, 894, 1035, 1140, 1311, 1341, 1380, 1490, 1710, 1748, 1788, 2070, 2185, 2235, 2622, 2682, 2831, 2980, 3420, 3427, 3933, 4140, 4370, 4470, 5244, 5364, 5662, 6555, 6705, 6854, 7866, 8493, 8740, 8940, 10281, 11324, 13110, 13410, 13708, 14155, 15732, 16986, 17135, 19665, 20562, 25479, 26220, 26820, 28310, 30843, 33972, 34270, 39330, 41124, 42465, 50958, 51405, 56620, 61686, 65113, 68540, 78660, 84930, 101916, 102810, 123372, 127395, 130226, 154215, 169860, 195339, 205620, 254790, 260452, 308430, 325565, 390678, 509580, 586017, 616860, 651130, 781356, 976695, 1172034, 1302260, 1953390, 2344068, 2930085, 3906780, 5860170, 11720340]

約数ペア:

[(1, 11720340), (2, 5860170), (3, 3906780), (4, 2930085), (5, 2344068), (6, 1953390), (9, 1302260), (10, 1172034), (12, 976695), (15, 781356), (18, 651130), (19, 616860), (20, 586017), (23, 509580), (30, 390678), (36, 325565), (38, 308430), (45, 260452), (46, 254790), (57, 205620), (60, 195339), (69, 169860), (76, 154215), (90, 130226), (92, 127395), (95, 123372), (114, 102810), (115, 101916), (138, 84930), (149, 78660), (171, 68540), (180, 65113), (190, 61686), (207, 56620), (228, 51405), (230, 50958), (276, 42465), (285, 41124), (298, 39330), (342, 34270), (345, 33972), (380, 30843), (414, 28310), (437, 26820), (447, 26220), (460, 25479), (570, 20562), (596, 19665), (684, 17135), (690, 16986), (745, 15732), (828, 14155), (855, 13708), (874, 13410), (894, 13110), (1035, 11324), (1140, 10281), (1311, 8940), (1341, 8740), (1380, 8493), (1490, 7866), (1710, 6854), (1748, 6705), (1788, 6555), (2070, 5662), (2185, 5364), (2235, 5244), (2622, 4470), (2682, 4370), (2831, 4140), (2980, 3933), (3420, 3427)]