311946372

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{283}}^1\times {\mathrm{457}}^1$

素因数の和:817

約数の個数: 72

約数和(自身を含む): 804885536

約数和(自身を除く): 492939164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 283, 402, 457, 566, 603, 804, 849, 914, 1132, 1206, 1371, 1698, 1828, 2412, 2547, 2742, 3396, 4113, 5094, 5484, 8226, 10188, 16452, 18961, 30619, 37922, 56883, 61238, 75844, 91857, 113766, 122476, 129331, 170649, 183714, 227532, 258662, 275571, 341298, 367428, 387993, 517324, 551142, 682596, 775986, 1102284, 1163979, 1551972, 2327958, 4655916, 8665177, 17330354, 25995531, 34660708, 51991062, 77986593, 103982124, 155973186, 311946372]

約数ペア:

[(1, 311946372), (2, 155973186), (3, 103982124), (4, 77986593), (6, 51991062), (9, 34660708), (12, 25995531), (18, 17330354), (36, 8665177), (67, 4655916), (134, 2327958), (201, 1551972), (268, 1163979), (283, 1102284), (402, 775986), (457, 682596), (566, 551142), (603, 517324), (804, 387993), (849, 367428), (914, 341298), (1132, 275571), (1206, 258662), (1371, 227532), (1698, 183714), (1828, 170649), (2412, 129331), (2547, 122476), (2742, 113766), (3396, 91857), (4113, 75844), (5094, 61238), (5484, 56883), (8226, 37922), (10188, 30619), (16452, 18961)]