80520871680

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{6989659}}^1$

素因数の和:6989686

約数の個数: 108

約数和(自身を含む): 278593868280

約数和(自身を除く): 198072996600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 6989659, 13979318, 20968977, 27958636, 34948295, 41937954, 55917272, 62906931, 69896590, 83875908, 104844885, 111834544, 125813862, 139793180, 167751816, 209689770, 223669088, 251627724, 279586360, 314534655, 335503632, 419379540, 447338176, 503255448, 559172720, 629069310, 671007264, 838759080, 894676352, 1006510896, 1118345440, 1258138620, 1342014528, 1677518160, 1789352704, 2013021792, 2236690880, 2516277240, 2684029056, 3355036320, 4026043584, 4473381760, 5032554480, 5368058112, 6710072640, 8052087168, 8946763520, 10065108960, 13420145280, 16104174336, 20130217920, 26840290560, 40260435840, 80520871680]

約数ペア:

[(1, 80520871680), (2, 40260435840), (3, 26840290560), (4, 20130217920), (5, 16104174336), (6, 13420145280), (8, 10065108960), (9, 8946763520), (10, 8052087168), (12, 6710072640), (15, 5368058112), (16, 5032554480), (18, 4473381760), (20, 4026043584), (24, 3355036320), (30, 2684029056), (32, 2516277240), (36, 2236690880), (40, 2013021792), (45, 1789352704), (48, 1677518160), (60, 1342014528), (64, 1258138620), (72, 1118345440), (80, 1006510896), (90, 894676352), (96, 838759080), (120, 671007264), (128, 629069310), (144, 559172720), (160, 503255448), (180, 447338176), (192, 419379540), (240, 335503632), (256, 314534655), (288, 279586360), (320, 251627724), (360, 223669088), (384, 209689770), (480, 167751816), (576, 139793180), (640, 125813862), (720, 111834544), (768, 104844885), (960, 83875908), (1152, 69896590), (1280, 62906931), (1440, 55917272), (1920, 41937954), (2304, 34948295), (2880, 27958636), (3840, 20968977), (5760, 13979318), (11520, 6989659)]