40397448

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:431

約数の個数: 128

約数和(自身を含む): 127008000

約数和(自身を除く): 86610552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 53, 56, 78, 84, 91, 104, 106, 156, 159, 168, 182, 212, 273, 312, 318, 349, 364, 371, 424, 546, 636, 689, 698, 728, 742, 1047, 1092, 1113, 1272, 1378, 1396, 1484, 2067, 2094, 2184, 2226, 2443, 2756, 2792, 2968, 4134, 4188, 4452, 4537, 4823, 4886, 5512, 7329, 8268, 8376, 8904, 9074, 9646, 9772, 13611, 14469, 14658, 16536, 18148, 18497, 19292, 19544, 27222, 28938, 29316, 31759, 36296, 36994, 38584, 54444, 55491, 57876, 58632, 63518, 73988, 95277, 108888, 110982, 115752, 127036, 129479, 147976, 190554, 221964, 240461, 254072, 258958, 381108, 388437, 443928, 480922, 517916, 721383, 762216, 776874, 961844, 1035832, 1442766, 1553748, 1683227, 1923688, 2885532, 3107496, 3366454, 5049681, 5771064, 6732908, 10099362, 13465816, 20198724, 40397448]

約数ペア:

[(1, 40397448), (2, 20198724), (3, 13465816), (4, 10099362), (6, 6732908), (7, 5771064), (8, 5049681), (12, 3366454), (13, 3107496), (14, 2885532), (21, 1923688), (24, 1683227), (26, 1553748), (28, 1442766), (39, 1035832), (42, 961844), (52, 776874), (53, 762216), (56, 721383), (78, 517916), (84, 480922), (91, 443928), (104, 388437), (106, 381108), (156, 258958), (159, 254072), (168, 240461), (182, 221964), (212, 190554), (273, 147976), (312, 129479), (318, 127036), (349, 115752), (364, 110982), (371, 108888), (424, 95277), (546, 73988), (636, 63518), (689, 58632), (698, 57876), (728, 55491), (742, 54444), (1047, 38584), (1092, 36994), (1113, 36296), (1272, 31759), (1378, 29316), (1396, 28938), (1484, 27222), (2067, 19544), (2094, 19292), (2184, 18497), (2226, 18148), (2443, 16536), (2756, 14658), (2792, 14469), (2968, 13611), (4134, 9772), (4188, 9646), (4452, 9074), (4537, 8904), (4823, 8376), (4886, 8268), (5512, 7329)]