18851520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:362

約数の個数: 112

約数和(自身を含む): 60899040

約数和(自身を除く): 42047520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 73, 80, 96, 120, 146, 160, 192, 219, 240, 269, 292, 320, 365, 438, 480, 538, 584, 730, 807, 876, 960, 1076, 1095, 1168, 1345, 1460, 1614, 1752, 2152, 2190, 2336, 2690, 2920, 3228, 3504, 4035, 4304, 4380, 4672, 5380, 5840, 6456, 7008, 8070, 8608, 8760, 10760, 11680, 12912, 14016, 16140, 17216, 17520, 19637, 21520, 23360, 25824, 32280, 35040, 39274, 43040, 51648, 58911, 64560, 70080, 78548, 86080, 98185, 117822, 129120, 157096, 196370, 235644, 258240, 294555, 314192, 392740, 471288, 589110, 628384, 785480, 942576, 1178220, 1256768, 1570960, 1885152, 2356440, 3141920, 3770304, 4712880, 6283840, 9425760, 18851520]

約数ペア:

[(1, 18851520), (2, 9425760), (3, 6283840), (4, 4712880), (5, 3770304), (6, 3141920), (8, 2356440), (10, 1885152), (12, 1570960), (15, 1256768), (16, 1178220), (20, 942576), (24, 785480), (30, 628384), (32, 589110), (40, 471288), (48, 392740), (60, 314192), (64, 294555), (73, 258240), (80, 235644), (96, 196370), (120, 157096), (146, 129120), (160, 117822), (192, 98185), (219, 86080), (240, 78548), (269, 70080), (292, 64560), (320, 58911), (365, 51648), (438, 43040), (480, 39274), (538, 35040), (584, 32280), (730, 25824), (807, 23360), (876, 21520), (960, 19637), (1076, 17520), (1095, 17216), (1168, 16140), (1345, 14016), (1460, 12912), (1614, 11680), (1752, 10760), (2152, 8760), (2190, 8608), (2336, 8070), (2690, 7008), (2920, 6456), (3228, 5840), (3504, 5380), (4035, 4672), (4304, 4380)]