78246180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 253169280

約数和(自身を除く): 174923100

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, 167, 171, 180, 190, 228, 274, 285, 334, 342, 380, 411, 501, 548, 570, 668, 684, 685, 822, 835, 855, 1002, 1140, 1233, 1370, 1503, 1644, 1670, 1710, 2004, 2055, 2466, 2505, 2603, 2740, 3006, 3173, 3340, 3420, 4110, 4932, 5010, 5206, 6012, 6165, 6346, 7515, 7809, 8220, 9519, 10020, 10412, 12330, 12692, 13015, 15030, 15618, 15865, 19038, 22879, 23427, 24660, 26030, 28557, 30060, 31236, 31730, 38076, 39045, 45758, 46854, 47595, 52060, 57114, 63460, 68637, 78090, 91516, 93708, 95190, 114228, 114395, 117135, 137274, 142785, 156180, 190380, 205911, 228790, 234270, 274548, 285570, 343185, 411822, 434701, 457580, 468540, 571140, 686370, 823644, 869402, 1029555, 1304103, 1372740, 1738804, 2059110, 2173505, 2608206, 3912309, 4118220, 4347010, 5216412, 6520515, 7824618, 8694020, 13041030, 15649236, 19561545, 26082060, 39123090, 78246180]

約数ペア:

[(1, 78246180), (2, 39123090), (3, 26082060), (4, 19561545), (5, 15649236), (6, 13041030), (9, 8694020), (10, 7824618), (12, 6520515), (15, 5216412), (18, 4347010), (19, 4118220), (20, 3912309), (30, 2608206), (36, 2173505), (38, 2059110), (45, 1738804), (57, 1372740), (60, 1304103), (76, 1029555), (90, 869402), (95, 823644), (114, 686370), (137, 571140), (167, 468540), (171, 457580), (180, 434701), (190, 411822), (228, 343185), (274, 285570), (285, 274548), (334, 234270), (342, 228790), (380, 205911), (411, 190380), (501, 156180), (548, 142785), (570, 137274), (668, 117135), (684, 114395), (685, 114228), (822, 95190), (835, 93708), (855, 91516), (1002, 78090), (1140, 68637), (1233, 63460), (1370, 57114), (1503, 52060), (1644, 47595), (1670, 46854), (1710, 45758), (2004, 39045), (2055, 38076), (2466, 31730), (2505, 31236), (2603, 30060), (2740, 28557), (3006, 26030), (3173, 24660), (3340, 23427), (3420, 22879), (4110, 19038), (4932, 15865), (5010, 15618), (5206, 15030), (6012, 13015), (6165, 12692), (6346, 12330), (7515, 10412), (7809, 10020), (8220, 9519)]