438215778

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:131

約数の個数: 256

約数和(自身を含む): 1337978880

約数和(自身を除く): 899763102

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 27, 33, 39, 42, 54, 63, 66, 67, 77, 78, 91, 99, 117, 121, 126, 134, 143, 154, 182, 189, 198, 201, 231, 234, 242, 273, 286, 297, 351, 363, 378, 402, 429, 462, 469, 546, 594, 603, 693, 702, 726, 737, 819, 847, 858, 871, 938, 1001, 1089, 1206, 1287, 1331, 1386, 1407, 1474, 1573, 1638, 1694, 1742, 1809, 2002, 2079, 2178, 2211, 2457, 2541, 2574, 2613, 2662, 2814, 3003, 3146, 3267, 3618, 3861, 3993, 4158, 4221, 4422, 4719, 4914, 5082, 5159, 5226, 6006, 6097, 6534, 6633, 7623, 7722, 7839, 7986, 8107, 8442, 9009, 9317, 9438, 9581, 10318, 11011, 11979, 12194, 12663, 13266, 14157, 15246, 15477, 15678, 16214, 17303, 18018, 18291, 18634, 19162, 19899, 22022, 22869, 23517, 23958, 24321, 25326, 27027, 27951, 28314, 28743, 30954, 33033, 34606, 35937, 36582, 39798, 42471, 45738, 46431, 47034, 48642, 51909, 54054, 54873, 55902, 56749, 57486, 66066, 67067, 71874, 72963, 83853, 84942, 86229, 89177, 92862, 99099, 103818, 105391, 109746, 113498, 121121, 134134, 139293, 145926, 155727, 164619, 167706, 170247, 172458, 178354, 198198, 201201, 210782, 218889, 242242, 251559, 258687, 267531, 278586, 297297, 311454, 316173, 329238, 340494, 363363, 402402, 437778, 467181, 503118, 510741, 517374, 535062, 594594, 603603, 624239, 632346, 726726, 737737, 802593, 934362, 948519, 1021482, 1090089, 1159301, 1207206, 1248478, 1475474, 1532223, 1605186, 1810809, 1872717, 1897038, 2180178, 2213211, 2318602, 2407779, 2845557, 3064446, 3270267, 3477903, 3621618, 3745434, 4426422, 4815558, 5618151, 5691114, 6540534, 6639633, 6955806, 8115107, 10433709, 11236302, 13279266, 16230214, 16854453, 19918899, 20867418, 24345321, 31301127, 33708906, 39837798, 48690642, 62602254, 73035963, 146071926, 219107889, 438215778]

約数ペア:

[(1, 438215778), (2, 219107889), (3, 146071926), (6, 73035963), (7, 62602254), (9, 48690642), (11, 39837798), (13, 33708906), (14, 31301127), (18, 24345321), (21, 20867418), (22, 19918899), (26, 16854453), (27, 16230214), (33, 13279266), (39, 11236302), (42, 10433709), (54, 8115107), (63, 6955806), (66, 6639633), (67, 6540534), (77, 5691114), (78, 5618151), (91, 4815558), (99, 4426422), (117, 3745434), (121, 3621618), (126, 3477903), (134, 3270267), (143, 3064446), (154, 2845557), (182, 2407779), (189, 2318602), (198, 2213211), (201, 2180178), (231, 1897038), (234, 1872717), (242, 1810809), (273, 1605186), (286, 1532223), (297, 1475474), (351, 1248478), (363, 1207206), (378, 1159301), (402, 1090089), (429, 1021482), (462, 948519), (469, 934362), (546, 802593), (594, 737737), (603, 726726), (693, 632346), (702, 624239), (726, 603603), (737, 594594), (819, 535062), (847, 517374), (858, 510741), (871, 503118), (938, 467181), (1001, 437778), (1089, 402402), (1206, 363363), (1287, 340494), (1331, 329238), (1386, 316173), (1407, 311454), (1474, 297297), (1573, 278586), (1638, 267531), (1694, 258687), (1742, 251559), (1809, 242242), (2002, 218889), (2079, 210782), (2178, 201201), (2211, 198198), (2457, 178354), (2541, 172458), (2574, 170247), (2613, 167706), (2662, 164619), (2814, 155727), (3003, 145926), (3146, 139293), (3267, 134134), (3618, 121121), (3861, 113498), (3993, 109746), (4158, 105391), (4221, 103818), (4422, 99099), (4719, 92862), (4914, 89177), (5082, 86229), (5159, 84942), (5226, 83853), (6006, 72963), (6097, 71874), (6534, 67067), (6633, 66066), (7623, 57486), (7722, 56749), (7839, 55902), (7986, 54873), (8107, 54054), (8442, 51909), (9009, 48642), (9317, 47034), (9438, 46431), (9581, 45738), (10318, 42471), (11011, 39798), (11979, 36582), (12194, 35937), (12663, 34606), (13266, 33033), (14157, 30954), (15246, 28743), (15477, 28314), (15678, 27951), (16214, 27027), (17303, 25326), (18018, 24321), (18291, 23958), (18634, 23517), (19162, 22869), (19899, 22022)]