30780450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{937}}^1$

素因数の和:1028

約数の個数: 72

約数和(自身を含む): 83919108

約数和(自身を除く): 53138658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 73, 75, 90, 146, 150, 219, 225, 365, 438, 450, 657, 730, 937, 1095, 1314, 1825, 1874, 2190, 2811, 3285, 3650, 4685, 5475, 5622, 6570, 8433, 9370, 10950, 14055, 16425, 16866, 23425, 28110, 32850, 42165, 46850, 68401, 70275, 84330, 136802, 140550, 205203, 210825, 342005, 410406, 421650, 615609, 684010, 1026015, 1231218, 1710025, 2052030, 3078045, 3420050, 5130075, 6156090, 10260150, 15390225, 30780450]

約数ペア:

[(1, 30780450), (2, 15390225), (3, 10260150), (5, 6156090), (6, 5130075), (9, 3420050), (10, 3078045), (15, 2052030), (18, 1710025), (25, 1231218), (30, 1026015), (45, 684010), (50, 615609), (73, 421650), (75, 410406), (90, 342005), (146, 210825), (150, 205203), (219, 140550), (225, 136802), (365, 84330), (438, 70275), (450, 68401), (657, 46850), (730, 42165), (937, 32850), (1095, 28110), (1314, 23425), (1825, 16866), (1874, 16425), (2190, 14055), (2811, 10950), (3285, 9370), (3650, 8433), (4685, 6570), (5475, 5622)]