31140240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6829}}^1$

素因数の和:6864

約数の個数: 80

約数和(自身を含む): 101630400

約数和(自身を除く): 70490160

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, 6829, 13658, 20487, 27316, 34145, 40974, 54632, 68290, 81948, 102435, 109264, 129751, 136580, 163896, 204870, 259502, 273160, 327792, 389253, 409740, 519004, 546320, 648755, 778506, 819480, 1038008, 1297510, 1557012, 1638960, 1946265, 2076016, 2595020, 3114024, 3892530, 5190040, 6228048, 7785060, 10380080, 15570120, 31140240]

約数ペア:

[(1, 31140240), (2, 15570120), (3, 10380080), (4, 7785060), (5, 6228048), (6, 5190040), (8, 3892530), (10, 3114024), (12, 2595020), (15, 2076016), (16, 1946265), (19, 1638960), (20, 1557012), (24, 1297510), (30, 1038008), (38, 819480), (40, 778506), (48, 648755), (57, 546320), (60, 519004), (76, 409740), (80, 389253), (95, 327792), (114, 273160), (120, 259502), (152, 204870), (190, 163896), (228, 136580), (240, 129751), (285, 109264), (304, 102435), (380, 81948), (456, 68290), (570, 54632), (760, 40974), (912, 34145), (1140, 27316), (1520, 20487), (2280, 13658), (4560, 6829)]