49471380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 216

約数和(自身を含む): 179262720

約数和(自身を除く): 129791340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 71, 79, 84, 90, 98, 105, 126, 140, 142, 147, 158, 180, 196, 210, 213, 237, 245, 252, 284, 294, 315, 316, 355, 395, 420, 426, 441, 474, 490, 497, 553, 588, 630, 639, 710, 711, 735, 790, 852, 882, 948, 980, 994, 1065, 1106, 1185, 1260, 1278, 1420, 1422, 1470, 1491, 1580, 1659, 1764, 1988, 2130, 2205, 2212, 2370, 2485, 2556, 2765, 2844, 2940, 2982, 3195, 3318, 3479, 3555, 3871, 4260, 4410, 4473, 4740, 4970, 4977, 5530, 5609, 5964, 6390, 6636, 6958, 7110, 7455, 7742, 8295, 8820, 8946, 9940, 9954, 10437, 11060, 11218, 11613, 12780, 13916, 14220, 14910, 15484, 16590, 16827, 17395, 17892, 19355, 19908, 20874, 22365, 22436, 23226, 24885, 28045, 29820, 31311, 33180, 33654, 34790, 34839, 38710, 39263, 41748, 44730, 46452, 49770, 50481, 52185, 56090, 58065, 62622, 67308, 69580, 69678, 77420, 78526, 84135, 89460, 99540, 100962, 104370, 112180, 116130, 117789, 125244, 139356, 156555, 157052, 168270, 174195, 196315, 201924, 208740, 232260, 235578, 252405, 274841, 313110, 336540, 348390, 353367, 392630, 471156, 504810, 549682, 588945, 626220, 696780, 706734, 785260, 824523, 1009620, 1099364, 1177890, 1374205, 1413468, 1649046, 1766835, 2355780, 2473569, 2748410, 3298092, 3533670, 4122615, 4947138, 5496820, 7067340, 8245230, 9894276, 12367845, 16490460, 24735690, 49471380]

約数ペア:

[(1, 49471380), (2, 24735690), (3, 16490460), (4, 12367845), (5, 9894276), (6, 8245230), (7, 7067340), (9, 5496820), (10, 4947138), (12, 4122615), (14, 3533670), (15, 3298092), (18, 2748410), (20, 2473569), (21, 2355780), (28, 1766835), (30, 1649046), (35, 1413468), (36, 1374205), (42, 1177890), (45, 1099364), (49, 1009620), (60, 824523), (63, 785260), (70, 706734), (71, 696780), (79, 626220), (84, 588945), (90, 549682), (98, 504810), (105, 471156), (126, 392630), (140, 353367), (142, 348390), (147, 336540), (158, 313110), (180, 274841), (196, 252405), (210, 235578), (213, 232260), (237, 208740), (245, 201924), (252, 196315), (284, 174195), (294, 168270), (315, 157052), (316, 156555), (355, 139356), (395, 125244), (420, 117789), (426, 116130), (441, 112180), (474, 104370), (490, 100962), (497, 99540), (553, 89460), (588, 84135), (630, 78526), (639, 77420), (710, 69678), (711, 69580), (735, 67308), (790, 62622), (852, 58065), (882, 56090), (948, 52185), (980, 50481), (994, 49770), (1065, 46452), (1106, 44730), (1185, 41748), (1260, 39263), (1278, 38710), (1420, 34839), (1422, 34790), (1470, 33654), (1491, 33180), (1580, 31311), (1659, 29820), (1764, 28045), (1988, 24885), (2130, 23226), (2205, 22436), (2212, 22365), (2370, 20874), (2485, 19908), (2556, 19355), (2765, 17892), (2844, 17395), (2940, 16827), (2982, 16590), (3195, 15484), (3318, 14910), (3479, 14220), (3555, 13916), (3871, 12780), (4260, 11613), (4410, 11218), (4473, 11060), (4740, 10437), (4970, 9954), (4977, 9940), (5530, 8946), (5609, 8820), (5964, 8295), (6390, 7742), (6636, 7455), (6958, 7110)]