401855076

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:239

約数の個数: 216

約数和(自身を含む): 1248863616

約数和(自身を除く): 847008540

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 47, 49, 63, 74, 84, 94, 98, 111, 126, 131, 141, 147, 148, 188, 196, 222, 252, 259, 262, 282, 294, 329, 333, 393, 423, 441, 444, 518, 524, 564, 588, 658, 666, 777, 786, 846, 882, 917, 987, 1036, 1179, 1316, 1332, 1554, 1572, 1692, 1739, 1764, 1813, 1834, 1974, 2303, 2331, 2358, 2751, 2961, 3108, 3478, 3626, 3668, 3948, 4606, 4662, 4716, 4847, 5217, 5439, 5502, 5922, 6157, 6419, 6909, 6956, 7252, 8253, 9212, 9324, 9694, 10434, 10878, 11004, 11844, 12173, 12314, 12838, 13818, 14541, 15651, 16317, 16506, 18471, 19257, 19388, 20727, 20868, 21756, 24346, 24628, 25676, 27636, 29082, 31302, 32634, 33012, 33929, 36519, 36942, 38514, 41454, 43099, 43623, 48692, 55413, 57771, 58164, 62604, 65268, 67858, 73038, 73884, 77028, 82908, 85211, 86198, 87246, 101787, 109557, 110826, 115542, 129297, 135716, 146076, 170422, 172396, 174492, 203574, 219114, 221652, 227809, 231084, 237503, 255633, 258594, 301693, 305361, 340844, 387891, 407148, 438228, 455618, 475006, 511266, 517188, 603386, 610722, 683427, 712509, 766899, 775782, 905079, 911236, 950012, 1022532, 1206772, 1221444, 1366854, 1425018, 1533798, 1551564, 1594663, 1810158, 2050281, 2137527, 2715237, 2733708, 2850036, 3067596, 3189326, 3620316, 4100562, 4275054, 4783989, 5430474, 6378652, 8201124, 8550108, 9567978, 10860948, 11162641, 14351967, 19135956, 22325282, 28703934, 33487923, 44650564, 57407868, 66975846, 100463769, 133951692, 200927538, 401855076]

約数ペア:

[(1, 401855076), (2, 200927538), (3, 133951692), (4, 100463769), (6, 66975846), (7, 57407868), (9, 44650564), (12, 33487923), (14, 28703934), (18, 22325282), (21, 19135956), (28, 14351967), (36, 11162641), (37, 10860948), (42, 9567978), (47, 8550108), (49, 8201124), (63, 6378652), (74, 5430474), (84, 4783989), (94, 4275054), (98, 4100562), (111, 3620316), (126, 3189326), (131, 3067596), (141, 2850036), (147, 2733708), (148, 2715237), (188, 2137527), (196, 2050281), (222, 1810158), (252, 1594663), (259, 1551564), (262, 1533798), (282, 1425018), (294, 1366854), (329, 1221444), (333, 1206772), (393, 1022532), (423, 950012), (441, 911236), (444, 905079), (518, 775782), (524, 766899), (564, 712509), (588, 683427), (658, 610722), (666, 603386), (777, 517188), (786, 511266), (846, 475006), (882, 455618), (917, 438228), (987, 407148), (1036, 387891), (1179, 340844), (1316, 305361), (1332, 301693), (1554, 258594), (1572, 255633), (1692, 237503), (1739, 231084), (1764, 227809), (1813, 221652), (1834, 219114), (1974, 203574), (2303, 174492), (2331, 172396), (2358, 170422), (2751, 146076), (2961, 135716), (3108, 129297), (3478, 115542), (3626, 110826), (3668, 109557), (3948, 101787), (4606, 87246), (4662, 86198), (4716, 85211), (4847, 82908), (5217, 77028), (5439, 73884), (5502, 73038), (5922, 67858), (6157, 65268), (6419, 62604), (6909, 58164), (6956, 57771), (7252, 55413), (8253, 48692), (9212, 43623), (9324, 43099), (9694, 41454), (10434, 38514), (10878, 36942), (11004, 36519), (11844, 33929), (12173, 33012), (12314, 32634), (12838, 31302), (13818, 29082), (14541, 27636), (15651, 25676), (16317, 24628), (16506, 24346), (18471, 21756), (19257, 20868), (19388, 20727)]