123806280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4177}}^1$

素因数の和:4223

約数の個数: 128

約数和(自身を含む): 421142400

約数和(自身を除く): 297336120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2964, 3705, 4177, 4940, 5928, 7410, 8354, 9880, 12531, 14820, 16708, 20885, 25062, 29640, 33416, 41770, 50124, 54301, 62655, 79363, 83540, 100248, 108602, 125310, 158726, 162903, 167080, 217204, 238089, 250620, 271505, 317452, 325806, 396815, 434408, 476178, 501240, 543010, 634904, 651612, 793630, 814515, 952356, 1031719, 1086020, 1190445, 1303224, 1587260, 1629030, 1904712, 2063438, 2172040, 2380890, 3095157, 3174520, 3258060, 4126876, 4761780, 5158595, 6190314, 6516120, 8253752, 9523560, 10317190, 12380628, 15475785, 20634380, 24761256, 30951570, 41268760, 61903140, 123806280]

約数ペア:

[(1, 123806280), (2, 61903140), (3, 41268760), (4, 30951570), (5, 24761256), (6, 20634380), (8, 15475785), (10, 12380628), (12, 10317190), (13, 9523560), (15, 8253752), (19, 6516120), (20, 6190314), (24, 5158595), (26, 4761780), (30, 4126876), (38, 3258060), (39, 3174520), (40, 3095157), (52, 2380890), (57, 2172040), (60, 2063438), (65, 1904712), (76, 1629030), (78, 1587260), (95, 1303224), (104, 1190445), (114, 1086020), (120, 1031719), (130, 952356), (152, 814515), (156, 793630), (190, 651612), (195, 634904), (228, 543010), (247, 501240), (260, 476178), (285, 434408), (312, 396815), (380, 325806), (390, 317452), (456, 271505), (494, 250620), (520, 238089), (570, 217204), (741, 167080), (760, 162903), (780, 158726), (988, 125310), (1140, 108602), (1235, 100248), (1482, 83540), (1560, 79363), (1976, 62655), (2280, 54301), (2470, 50124), (2964, 41770), (3705, 33416), (4177, 29640), (4940, 25062), (5928, 20885), (7410, 16708), (8354, 14820), (9880, 12531)]