31541520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6917}}^1$

素因数の和:6952

約数の個数: 80

約数和(自身を含む): 102939840

約数和(自身を除く): 71398320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 6917, 13834, 20751, 27668, 34585, 41502, 55336, 69170, 83004, 103755, 110672, 131423, 138340, 166008, 207510, 262846, 276680, 332016, 394269, 415020, 525692, 553360, 657115, 788538, 830040, 1051384, 1314230, 1577076, 1660080, 1971345, 2102768, 2628460, 3154152, 3942690, 5256920, 6308304, 7885380, 10513840, 15770760, 31541520]

約数ペア:

[(1, 31541520), (2, 15770760), (3, 10513840), (4, 7885380), (5, 6308304), (6, 5256920), (8, 3942690), (10, 3154152), (12, 2628460), (15, 2102768), (16, 1971345), (19, 1660080), (20, 1577076), (24, 1314230), (30, 1051384), (38, 830040), (40, 788538), (48, 657115), (57, 553360), (60, 525692), (76, 415020), (80, 394269), (95, 332016), (114, 276680), (120, 262846), (152, 207510), (190, 166008), (228, 138340), (240, 131423), (285, 110672), (304, 103755), (380, 83004), (456, 69170), (570, 55336), (760, 41502), (912, 34585), (1140, 27668), (1520, 20751), (2280, 13834), (4560, 6917)]