149531600

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^2\times {\mathrm{389}}^1$

素因数の和:469

約数の個数: 90

約数和(自身を含む): 372166470

約数和(自身を除く): 222634870

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 389, 400, 496, 620, 775, 778, 961, 1240, 1550, 1556, 1922, 1945, 2480, 3100, 3112, 3844, 3890, 4805, 6200, 6224, 7688, 7780, 9610, 9725, 12059, 12400, 15376, 15560, 19220, 19450, 24025, 24118, 31120, 38440, 38900, 48050, 48236, 60295, 76880, 77800, 96100, 96472, 120590, 155600, 192200, 192944, 241180, 301475, 373829, 384400, 482360, 602950, 747658, 964720, 1205900, 1495316, 1869145, 2411800, 2990632, 3738290, 4823600, 5981264, 7476580, 9345725, 14953160, 18691450, 29906320, 37382900, 74765800, 149531600]

約数ペア:

[(1, 149531600), (2, 74765800), (4, 37382900), (5, 29906320), (8, 18691450), (10, 14953160), (16, 9345725), (20, 7476580), (25, 5981264), (31, 4823600), (40, 3738290), (50, 2990632), (62, 2411800), (80, 1869145), (100, 1495316), (124, 1205900), (155, 964720), (200, 747658), (248, 602950), (310, 482360), (389, 384400), (400, 373829), (496, 301475), (620, 241180), (775, 192944), (778, 192200), (961, 155600), (1240, 120590), (1550, 96472), (1556, 96100), (1922, 77800), (1945, 76880), (2480, 60295), (3100, 48236), (3112, 48050), (3844, 38900), (3890, 38440), (4805, 31120), (6200, 24118), (6224, 24025), (7688, 19450), (7780, 19220), (9610, 15560), (9725, 15376), (12059, 12400)]