31906320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6997}}^1$

素因数の和:7032

約数の個数: 80

約数和(自身を含む): 104130240

約数和(自身を除く): 72223920

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, 6997, 13994, 20991, 27988, 34985, 41982, 55976, 69970, 83964, 104955, 111952, 132943, 139940, 167928, 209910, 265886, 279880, 335856, 398829, 419820, 531772, 559760, 664715, 797658, 839640, 1063544, 1329430, 1595316, 1679280, 1994145, 2127088, 2658860, 3190632, 3988290, 5317720, 6381264, 7976580, 10635440, 15953160, 31906320]

約数ペア:

[(1, 31906320), (2, 15953160), (3, 10635440), (4, 7976580), (5, 6381264), (6, 5317720), (8, 3988290), (10, 3190632), (12, 2658860), (15, 2127088), (16, 1994145), (19, 1679280), (20, 1595316), (24, 1329430), (30, 1063544), (38, 839640), (40, 797658), (48, 664715), (57, 559760), (60, 531772), (76, 419820), (80, 398829), (95, 335856), (114, 279880), (120, 265886), (152, 209910), (190, 167928), (228, 139940), (240, 132943), (285, 111952), (304, 104955), (380, 83964), (456, 69970), (570, 55976), (760, 41982), (912, 34985), (1140, 27988), (1520, 20991), (2280, 13994), (4560, 6997)]