30005550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{509}}^1$

素因数の和:658

約数の個数: 72

約数和(自身を含む): 81389880

約数和(自身を除く): 51384330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 131, 150, 225, 262, 393, 450, 509, 655, 786, 1018, 1179, 1310, 1527, 1965, 2358, 2545, 3054, 3275, 3930, 4581, 5090, 5895, 6550, 7635, 9162, 9825, 11790, 12725, 15270, 19650, 22905, 25450, 29475, 38175, 45810, 58950, 66679, 76350, 114525, 133358, 200037, 229050, 333395, 400074, 600111, 666790, 1000185, 1200222, 1666975, 2000370, 3000555, 3333950, 5000925, 6001110, 10001850, 15002775, 30005550]

約数ペア:

[(1, 30005550), (2, 15002775), (3, 10001850), (5, 6001110), (6, 5000925), (9, 3333950), (10, 3000555), (15, 2000370), (18, 1666975), (25, 1200222), (30, 1000185), (45, 666790), (50, 600111), (75, 400074), (90, 333395), (131, 229050), (150, 200037), (225, 133358), (262, 114525), (393, 76350), (450, 66679), (509, 58950), (655, 45810), (786, 38175), (1018, 29475), (1179, 25450), (1310, 22905), (1527, 19650), (1965, 15270), (2358, 12725), (2545, 11790), (3054, 9825), (3275, 9162), (3930, 7635), (4581, 6550), (5090, 5895)]