217888950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{23813}}^1$

素因数の和:23889

約数の個数: 48

約数和(自身を含む): 549246096

約数和(自身を除く): 331357146

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 61, 75, 122, 150, 183, 305, 366, 610, 915, 1525, 1830, 3050, 4575, 9150, 23813, 47626, 71439, 119065, 142878, 238130, 357195, 595325, 714390, 1190650, 1452593, 1785975, 2905186, 3571950, 4357779, 7262965, 8715558, 14525930, 21788895, 36314825, 43577790, 72629650, 108944475, 217888950]

約数ペア:

[(1, 217888950), (2, 108944475), (3, 72629650), (5, 43577790), (6, 36314825), (10, 21788895), (15, 14525930), (25, 8715558), (30, 7262965), (50, 4357779), (61, 3571950), (75, 2905186), (122, 1785975), (150, 1452593), (183, 1190650), (305, 714390), (366, 595325), (610, 357195), (915, 238130), (1525, 142878), (1830, 119065), (3050, 71439), (4575, 47626), (9150, 23813)]