65961840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 240

約数和(自身を含む): 244270080

約数和(自身を除く): 178308240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 71, 79, 80, 84, 98, 105, 112, 120, 140, 142, 147, 158, 168, 196, 210, 213, 237, 240, 245, 280, 284, 294, 316, 336, 355, 392, 395, 420, 426, 474, 490, 497, 553, 560, 568, 588, 632, 710, 735, 784, 790, 840, 852, 948, 980, 994, 1065, 1106, 1136, 1176, 1185, 1264, 1420, 1470, 1491, 1580, 1659, 1680, 1704, 1896, 1960, 1988, 2130, 2212, 2352, 2370, 2485, 2765, 2840, 2940, 2982, 3160, 3318, 3408, 3479, 3792, 3871, 3920, 3976, 4260, 4424, 4740, 4970, 5530, 5609, 5680, 5880, 5964, 6320, 6636, 6958, 7455, 7742, 7952, 8295, 8520, 8848, 9480, 9940, 10437, 11060, 11218, 11613, 11760, 11928, 13272, 13916, 14910, 15484, 16590, 16827, 17040, 17395, 18960, 19355, 19880, 20874, 22120, 22436, 23226, 23856, 26544, 27832, 28045, 29820, 30968, 33180, 33654, 34790, 38710, 39263, 39760, 41748, 44240, 44872, 46452, 52185, 55664, 56090, 58065, 59640, 61936, 66360, 67308, 69580, 77420, 78526, 83496, 84135, 89744, 92904, 104370, 112180, 116130, 117789, 119280, 132720, 134616, 139160, 154840, 157052, 166992, 168270, 185808, 196315, 208740, 224360, 232260, 235578, 269232, 274841, 278320, 309680, 314104, 336540, 392630, 417480, 448720, 464520, 471156, 549682, 588945, 628208, 673080, 785260, 824523, 834960, 929040, 942312, 1099364, 1177890, 1346160, 1374205, 1570520, 1649046, 1884624, 2198728, 2355780, 2748410, 3141040, 3298092, 4122615, 4397456, 4711560, 5496820, 6596184, 8245230, 9423120, 10993640, 13192368, 16490460, 21987280, 32980920, 65961840]

約数ペア:

[(1, 65961840), (2, 32980920), (3, 21987280), (4, 16490460), (5, 13192368), (6, 10993640), (7, 9423120), (8, 8245230), (10, 6596184), (12, 5496820), (14, 4711560), (15, 4397456), (16, 4122615), (20, 3298092), (21, 3141040), (24, 2748410), (28, 2355780), (30, 2198728), (35, 1884624), (40, 1649046), (42, 1570520), (48, 1374205), (49, 1346160), (56, 1177890), (60, 1099364), (70, 942312), (71, 929040), (79, 834960), (80, 824523), (84, 785260), (98, 673080), (105, 628208), (112, 588945), (120, 549682), (140, 471156), (142, 464520), (147, 448720), (158, 417480), (168, 392630), (196, 336540), (210, 314104), (213, 309680), (237, 278320), (240, 274841), (245, 269232), (280, 235578), (284, 232260), (294, 224360), (316, 208740), (336, 196315), (355, 185808), (392, 168270), (395, 166992), (420, 157052), (426, 154840), (474, 139160), (490, 134616), (497, 132720), (553, 119280), (560, 117789), (568, 116130), (588, 112180), (632, 104370), (710, 92904), (735, 89744), (784, 84135), (790, 83496), (840, 78526), (852, 77420), (948, 69580), (980, 67308), (994, 66360), (1065, 61936), (1106, 59640), (1136, 58065), (1176, 56090), (1185, 55664), (1264, 52185), (1420, 46452), (1470, 44872), (1491, 44240), (1580, 41748), (1659, 39760), (1680, 39263), (1704, 38710), (1896, 34790), (1960, 33654), (1988, 33180), (2130, 30968), (2212, 29820), (2352, 28045), (2370, 27832), (2485, 26544), (2765, 23856), (2840, 23226), (2940, 22436), (2982, 22120), (3160, 20874), (3318, 19880), (3408, 19355), (3479, 18960), (3792, 17395), (3871, 17040), (3920, 16827), (3976, 16590), (4260, 15484), (4424, 14910), (4740, 13916), (4970, 13272), (5530, 11928), (5609, 11760), (5680, 11613), (5880, 11218), (5964, 11060), (6320, 10437), (6636, 9940), (6958, 9480), (7455, 8848), (7742, 8520), (7952, 8295)]