128625588

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 216

約数和(自身を含む): 418279680

約数和(自身を除く): 289654092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 71, 78, 79, 84, 91, 98, 117, 126, 142, 147, 156, 158, 182, 196, 213, 234, 237, 252, 273, 284, 294, 316, 364, 426, 441, 468, 474, 497, 546, 553, 588, 637, 639, 711, 819, 852, 882, 923, 948, 994, 1027, 1092, 1106, 1274, 1278, 1422, 1491, 1638, 1659, 1764, 1846, 1911, 1988, 2054, 2212, 2548, 2556, 2769, 2844, 2982, 3081, 3276, 3318, 3479, 3692, 3822, 3871, 4108, 4473, 4977, 5538, 5609, 5733, 5964, 6162, 6461, 6636, 6958, 7189, 7644, 7742, 8307, 8946, 9243, 9954, 10437, 11076, 11218, 11466, 11613, 12324, 12922, 13916, 14378, 15484, 16614, 16827, 17892, 18486, 19383, 19908, 20874, 21567, 22436, 22932, 23226, 25844, 28756, 31311, 33228, 33654, 34839, 36972, 38766, 39263, 41748, 43134, 45227, 46452, 50323, 50481, 58149, 62622, 64701, 67308, 69678, 72917, 77532, 78526, 86268, 90454, 100646, 100962, 116298, 117789, 125244, 129402, 135681, 139356, 145834, 150969, 157052, 180908, 201292, 201924, 218751, 232596, 235578, 258804, 271362, 274841, 291668, 301938, 353367, 407043, 437502, 452907, 471156, 510419, 542724, 549682, 603876, 656253, 706734, 814086, 824523, 875004, 905814, 1020838, 1099364, 1312506, 1413468, 1531257, 1628172, 1649046, 1811628, 2041676, 2473569, 2625012, 3062514, 3298092, 3572933, 4593771, 4947138, 6125028, 7145866, 9187542, 9894276, 10718799, 14291732, 18375084, 21437598, 32156397, 42875196, 64312794, 128625588]

約数ペア:

[(1, 128625588), (2, 64312794), (3, 42875196), (4, 32156397), (6, 21437598), (7, 18375084), (9, 14291732), (12, 10718799), (13, 9894276), (14, 9187542), (18, 7145866), (21, 6125028), (26, 4947138), (28, 4593771), (36, 3572933), (39, 3298092), (42, 3062514), (49, 2625012), (52, 2473569), (63, 2041676), (71, 1811628), (78, 1649046), (79, 1628172), (84, 1531257), (91, 1413468), (98, 1312506), (117, 1099364), (126, 1020838), (142, 905814), (147, 875004), (156, 824523), (158, 814086), (182, 706734), (196, 656253), (213, 603876), (234, 549682), (237, 542724), (252, 510419), (273, 471156), (284, 452907), (294, 437502), (316, 407043), (364, 353367), (426, 301938), (441, 291668), (468, 274841), (474, 271362), (497, 258804), (546, 235578), (553, 232596), (588, 218751), (637, 201924), (639, 201292), (711, 180908), (819, 157052), (852, 150969), (882, 145834), (923, 139356), (948, 135681), (994, 129402), (1027, 125244), (1092, 117789), (1106, 116298), (1274, 100962), (1278, 100646), (1422, 90454), (1491, 86268), (1638, 78526), (1659, 77532), (1764, 72917), (1846, 69678), (1911, 67308), (1988, 64701), (2054, 62622), (2212, 58149), (2548, 50481), (2556, 50323), (2769, 46452), (2844, 45227), (2982, 43134), (3081, 41748), (3276, 39263), (3318, 38766), (3479, 36972), (3692, 34839), (3822, 33654), (3871, 33228), (4108, 31311), (4473, 28756), (4977, 25844), (5538, 23226), (5609, 22932), (5733, 22436), (5964, 21567), (6162, 20874), (6461, 19908), (6636, 19383), (6958, 18486), (7189, 17892), (7644, 16827), (7742, 16614), (8307, 15484), (8946, 14378), (9243, 13916), (9954, 12922), (10437, 12324), (11076, 11613), (11218, 11466)]