388291428

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:343

約数の個数: 192

約数和(自身を含む): 1216696320

約数和(自身を除く): 828404892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 84, 92, 108, 126, 137, 138, 161, 163, 189, 207, 252, 274, 276, 322, 326, 378, 411, 414, 483, 489, 548, 621, 644, 652, 756, 822, 828, 959, 966, 978, 1141, 1233, 1242, 1449, 1467, 1644, 1918, 1932, 1956, 2282, 2466, 2484, 2877, 2898, 2934, 3151, 3423, 3699, 3749, 3836, 4347, 4401, 4564, 4932, 5754, 5796, 5868, 6302, 6846, 7398, 7498, 8631, 8694, 8802, 9453, 10269, 11247, 11508, 12604, 13692, 14796, 14996, 17262, 17388, 17604, 18906, 20538, 22057, 22331, 22494, 25893, 26243, 28359, 30807, 33741, 34524, 37812, 41076, 44114, 44662, 44988, 51786, 52486, 56718, 61614, 66171, 66993, 67482, 78729, 85077, 88228, 89324, 101223, 103572, 104972, 113436, 123228, 132342, 133986, 134964, 156317, 157458, 170154, 198513, 200979, 202446, 236187, 264684, 267972, 312634, 314916, 340308, 397026, 401958, 404892, 468951, 472374, 513613, 595539, 602937, 625268, 708561, 794052, 803916, 937902, 944748, 1027226, 1191078, 1205874, 1406853, 1417122, 1540839, 1875804, 2054452, 2382156, 2411748, 2813706, 2834244, 3081678, 3595291, 4220559, 4622517, 5627412, 6163356, 7190582, 8441118, 9245034, 10785873, 13867551, 14381164, 16882236, 18490068, 21571746, 27735102, 32357619, 43143492, 55470204, 64715238, 97072857, 129430476, 194145714, 388291428]

約数ペア:

[(1, 388291428), (2, 194145714), (3, 129430476), (4, 97072857), (6, 64715238), (7, 55470204), (9, 43143492), (12, 32357619), (14, 27735102), (18, 21571746), (21, 18490068), (23, 16882236), (27, 14381164), (28, 13867551), (36, 10785873), (42, 9245034), (46, 8441118), (54, 7190582), (63, 6163356), (69, 5627412), (84, 4622517), (92, 4220559), (108, 3595291), (126, 3081678), (137, 2834244), (138, 2813706), (161, 2411748), (163, 2382156), (189, 2054452), (207, 1875804), (252, 1540839), (274, 1417122), (276, 1406853), (322, 1205874), (326, 1191078), (378, 1027226), (411, 944748), (414, 937902), (483, 803916), (489, 794052), (548, 708561), (621, 625268), (644, 602937), (652, 595539), (756, 513613), (822, 472374), (828, 468951), (959, 404892), (966, 401958), (978, 397026), (1141, 340308), (1233, 314916), (1242, 312634), (1449, 267972), (1467, 264684), (1644, 236187), (1918, 202446), (1932, 200979), (1956, 198513), (2282, 170154), (2466, 157458), (2484, 156317), (2877, 134964), (2898, 133986), (2934, 132342), (3151, 123228), (3423, 113436), (3699, 104972), (3749, 103572), (3836, 101223), (4347, 89324), (4401, 88228), (4564, 85077), (4932, 78729), (5754, 67482), (5796, 66993), (5868, 66171), (6302, 61614), (6846, 56718), (7398, 52486), (7498, 51786), (8631, 44988), (8694, 44662), (8802, 44114), (9453, 41076), (10269, 37812), (11247, 34524), (11508, 33741), (12604, 30807), (13692, 28359), (14796, 26243), (14996, 25893), (17262, 22494), (17388, 22331), (17604, 22057), (18906, 20538)]