217999236

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1$

素因数の和:151

約数の個数: 216

約数和(自身を含む): 681045120

約数和(自身を除く): 463045884

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 49, 52, 57, 76, 78, 79, 84, 91, 98, 114, 133, 147, 156, 158, 182, 196, 228, 237, 247, 266, 273, 294, 316, 361, 364, 399, 474, 494, 532, 546, 553, 588, 637, 722, 741, 798, 931, 948, 988, 1027, 1083, 1092, 1106, 1274, 1444, 1482, 1501, 1596, 1659, 1729, 1862, 1911, 2054, 2166, 2212, 2527, 2548, 2793, 2964, 3002, 3081, 3318, 3458, 3724, 3822, 3871, 4108, 4332, 4503, 4693, 5054, 5187, 5586, 6004, 6162, 6636, 6916, 7189, 7581, 7644, 7742, 9006, 9386, 10108, 10374, 10507, 11172, 11613, 12103, 12324, 14079, 14378, 15162, 15484, 17689, 18012, 18772, 19513, 20748, 21014, 21567, 23226, 24206, 28158, 28519, 28756, 30324, 31521, 32851, 35378, 36309, 39026, 42028, 43134, 46452, 48412, 50323, 53067, 56316, 57038, 58539, 63042, 65702, 70756, 72618, 73549, 78052, 85557, 86268, 98553, 100646, 106134, 114076, 117078, 126084, 131404, 136591, 145236, 147098, 150969, 171114, 197106, 199633, 201292, 212268, 220647, 229957, 234156, 273182, 294196, 301938, 342228, 370747, 394212, 399266, 409773, 441294, 459914, 546364, 598899, 603876, 689871, 741494, 798532, 819546, 882588, 919828, 956137, 1112241, 1197798, 1379742, 1397431, 1482988, 1639092, 1912274, 2224482, 2395596, 2595229, 2759484, 2794862, 2868411, 3824548, 4192293, 4448964, 5190458, 5589724, 5736822, 7785687, 8384586, 10380916, 11473644, 15571374, 16769172, 18166603, 31142748, 36333206, 54499809, 72666412, 108999618, 217999236]

約数ペア:

[(1, 217999236), (2, 108999618), (3, 72666412), (4, 54499809), (6, 36333206), (7, 31142748), (12, 18166603), (13, 16769172), (14, 15571374), (19, 11473644), (21, 10380916), (26, 8384586), (28, 7785687), (38, 5736822), (39, 5589724), (42, 5190458), (49, 4448964), (52, 4192293), (57, 3824548), (76, 2868411), (78, 2794862), (79, 2759484), (84, 2595229), (91, 2395596), (98, 2224482), (114, 1912274), (133, 1639092), (147, 1482988), (156, 1397431), (158, 1379742), (182, 1197798), (196, 1112241), (228, 956137), (237, 919828), (247, 882588), (266, 819546), (273, 798532), (294, 741494), (316, 689871), (361, 603876), (364, 598899), (399, 546364), (474, 459914), (494, 441294), (532, 409773), (546, 399266), (553, 394212), (588, 370747), (637, 342228), (722, 301938), (741, 294196), (798, 273182), (931, 234156), (948, 229957), (988, 220647), (1027, 212268), (1083, 201292), (1092, 199633), (1106, 197106), (1274, 171114), (1444, 150969), (1482, 147098), (1501, 145236), (1596, 136591), (1659, 131404), (1729, 126084), (1862, 117078), (1911, 114076), (2054, 106134), (2166, 100646), (2212, 98553), (2527, 86268), (2548, 85557), (2793, 78052), (2964, 73549), (3002, 72618), (3081, 70756), (3318, 65702), (3458, 63042), (3724, 58539), (3822, 57038), (3871, 56316), (4108, 53067), (4332, 50323), (4503, 48412), (4693, 46452), (5054, 43134), (5187, 42028), (5586, 39026), (6004, 36309), (6162, 35378), (6636, 32851), (6916, 31521), (7189, 30324), (7581, 28756), (7644, 28519), (7742, 28158), (9006, 24206), (9386, 23226), (10108, 21567), (10374, 21014), (10507, 20748), (11172, 19513), (11613, 18772), (12103, 18012), (12324, 17689), (14079, 15484), (14378, 15162)]