47801460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 158578560

約数和(自身を除く): 110777100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 71, 84, 98, 105, 140, 142, 147, 196, 210, 213, 229, 245, 284, 294, 355, 420, 426, 458, 490, 497, 588, 687, 710, 735, 852, 916, 980, 994, 1065, 1145, 1374, 1420, 1470, 1491, 1603, 1988, 2130, 2290, 2485, 2748, 2940, 2982, 3206, 3435, 3479, 4260, 4580, 4809, 4970, 5964, 6412, 6870, 6958, 7455, 8015, 9618, 9940, 10437, 11221, 13740, 13916, 14910, 16030, 16259, 17395, 19236, 20874, 22442, 24045, 29820, 32060, 32518, 33663, 34790, 41748, 44884, 48090, 48777, 52185, 56105, 65036, 67326, 69580, 81295, 96180, 97554, 104370, 112210, 113813, 134652, 162590, 168315, 195108, 208740, 224420, 227626, 243885, 325180, 336630, 341439, 455252, 487770, 569065, 673260, 682878, 796691, 975540, 1138130, 1365756, 1593382, 1707195, 2276260, 2390073, 3186764, 3414390, 3983455, 4780146, 6828780, 7966910, 9560292, 11950365, 15933820, 23900730, 47801460]

約数ペア:

[(1, 47801460), (2, 23900730), (3, 15933820), (4, 11950365), (5, 9560292), (6, 7966910), (7, 6828780), (10, 4780146), (12, 3983455), (14, 3414390), (15, 3186764), (20, 2390073), (21, 2276260), (28, 1707195), (30, 1593382), (35, 1365756), (42, 1138130), (49, 975540), (60, 796691), (70, 682878), (71, 673260), (84, 569065), (98, 487770), (105, 455252), (140, 341439), (142, 336630), (147, 325180), (196, 243885), (210, 227626), (213, 224420), (229, 208740), (245, 195108), (284, 168315), (294, 162590), (355, 134652), (420, 113813), (426, 112210), (458, 104370), (490, 97554), (497, 96180), (588, 81295), (687, 69580), (710, 67326), (735, 65036), (852, 56105), (916, 52185), (980, 48777), (994, 48090), (1065, 44884), (1145, 41748), (1374, 34790), (1420, 33663), (1470, 32518), (1491, 32060), (1603, 29820), (1988, 24045), (2130, 22442), (2290, 20874), (2485, 19236), (2748, 17395), (2940, 16259), (2982, 16030), (3206, 14910), (3435, 13916), (3479, 13740), (4260, 11221), (4580, 10437), (4809, 9940), (4970, 9618), (5964, 8015), (6412, 7455), (6870, 6958)]