16648240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:195

約数の個数: 120

約数和(自身を含む): 46818432

約数和(自身を除く): 30170192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 137, 140, 155, 196, 217, 245, 248, 274, 280, 310, 392, 434, 490, 496, 548, 560, 620, 685, 784, 868, 959, 980, 1085, 1096, 1240, 1370, 1519, 1736, 1918, 1960, 2170, 2192, 2480, 2740, 3038, 3472, 3836, 3920, 4247, 4340, 4795, 5480, 6076, 6713, 7595, 7672, 8494, 8680, 9590, 10960, 12152, 13426, 15190, 15344, 16988, 17360, 19180, 21235, 24304, 26852, 29729, 30380, 33565, 33976, 38360, 42470, 53704, 59458, 60760, 67130, 67952, 76720, 84940, 107408, 118916, 121520, 134260, 148645, 169880, 208103, 237832, 268520, 297290, 339760, 416206, 475664, 537040, 594580, 832412, 1040515, 1189160, 1664824, 2081030, 2378320, 3329648, 4162060, 8324120, 16648240]

約数ペア:

[(1, 16648240), (2, 8324120), (4, 4162060), (5, 3329648), (7, 2378320), (8, 2081030), (10, 1664824), (14, 1189160), (16, 1040515), (20, 832412), (28, 594580), (31, 537040), (35, 475664), (40, 416206), (49, 339760), (56, 297290), (62, 268520), (70, 237832), (80, 208103), (98, 169880), (112, 148645), (124, 134260), (137, 121520), (140, 118916), (155, 107408), (196, 84940), (217, 76720), (245, 67952), (248, 67130), (274, 60760), (280, 59458), (310, 53704), (392, 42470), (434, 38360), (490, 33976), (496, 33565), (548, 30380), (560, 29729), (620, 26852), (685, 24304), (784, 21235), (868, 19180), (959, 17360), (980, 16988), (1085, 15344), (1096, 15190), (1240, 13426), (1370, 12152), (1519, 10960), (1736, 9590), (1918, 8680), (1960, 8494), (2170, 7672), (2192, 7595), (2480, 6713), (2740, 6076), (3038, 5480), (3472, 4795), (3836, 4340), (3920, 4247)]