30781350

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{151}}^2$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 85385160

約数和(自身を除く): 54603810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 151, 225, 270, 302, 450, 453, 675, 755, 906, 1350, 1359, 1510, 2265, 2718, 3775, 4077, 4530, 6795, 7550, 8154, 11325, 13590, 20385, 22650, 22801, 33975, 40770, 45602, 67950, 68403, 101925, 114005, 136806, 203850, 205209, 228010, 342015, 410418, 570025, 615627, 684030, 1026045, 1140050, 1231254, 1710075, 2052090, 3078135, 3420150, 5130225, 6156270, 10260450, 15390675, 30781350]

約数ペア:

[(1, 30781350), (2, 15390675), (3, 10260450), (5, 6156270), (6, 5130225), (9, 3420150), (10, 3078135), (15, 2052090), (18, 1710075), (25, 1231254), (27, 1140050), (30, 1026045), (45, 684030), (50, 615627), (54, 570025), (75, 410418), (90, 342015), (135, 228010), (150, 205209), (151, 203850), (225, 136806), (270, 114005), (302, 101925), (450, 68403), (453, 67950), (675, 45602), (755, 40770), (906, 33975), (1350, 22801), (1359, 22650), (1510, 20385), (2265, 13590), (2718, 11325), (3775, 8154), (4077, 7550), (4530, 6795)]