69812460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 226044000

約数和(自身を除く): 156231540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 137, 149, 171, 180, 190, 228, 274, 285, 298, 342, 380, 411, 447, 548, 570, 596, 684, 685, 745, 822, 855, 894, 1140, 1233, 1341, 1370, 1490, 1644, 1710, 1788, 2055, 2235, 2466, 2603, 2682, 2740, 2831, 2980, 3420, 4110, 4470, 4932, 5206, 5364, 5662, 6165, 6705, 7809, 8220, 8493, 8940, 10412, 11324, 12330, 13015, 13410, 14155, 15618, 16986, 20413, 23427, 24660, 25479, 26030, 26820, 28310, 31236, 33972, 39045, 40826, 42465, 46854, 50958, 52060, 56620, 61239, 78090, 81652, 84930, 93708, 101916, 102065, 117135, 122478, 127395, 156180, 169860, 183717, 204130, 234270, 244956, 254790, 306195, 367434, 387847, 408260, 468540, 509580, 612390, 734868, 775694, 918585, 1163541, 1224780, 1551388, 1837170, 1939235, 2327082, 3490623, 3674340, 3878470, 4654164, 5817705, 6981246, 7756940, 11635410, 13962492, 17453115, 23270820, 34906230, 69812460]

約数ペア:

[(1, 69812460), (2, 34906230), (3, 23270820), (4, 17453115), (5, 13962492), (6, 11635410), (9, 7756940), (10, 6981246), (12, 5817705), (15, 4654164), (18, 3878470), (19, 3674340), (20, 3490623), (30, 2327082), (36, 1939235), (38, 1837170), (45, 1551388), (57, 1224780), (60, 1163541), (76, 918585), (90, 775694), (95, 734868), (114, 612390), (137, 509580), (149, 468540), (171, 408260), (180, 387847), (190, 367434), (228, 306195), (274, 254790), (285, 244956), (298, 234270), (342, 204130), (380, 183717), (411, 169860), (447, 156180), (548, 127395), (570, 122478), (596, 117135), (684, 102065), (685, 101916), (745, 93708), (822, 84930), (855, 81652), (894, 78090), (1140, 61239), (1233, 56620), (1341, 52060), (1370, 50958), (1490, 46854), (1644, 42465), (1710, 40826), (1788, 39045), (2055, 33972), (2235, 31236), (2466, 28310), (2603, 26820), (2682, 26030), (2740, 25479), (2831, 24660), (2980, 23427), (3420, 20413), (4110, 16986), (4470, 15618), (4932, 14155), (5206, 13410), (5364, 13015), (5662, 12330), (6165, 11324), (6705, 10412), (7809, 8940), (8220, 8493)]