198485640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{61261}}^1$

素因数の和:61284

約数の個数: 80

約数和(自身を含む): 667143180

約数和(自身を除く): 468657540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 61261, 122522, 183783, 245044, 306305, 367566, 490088, 551349, 612610, 735132, 918915, 1102698, 1225220, 1470264, 1654047, 1837830, 2205396, 2450440, 2756745, 3308094, 3675660, 4410792, 4962141, 5513490, 6616188, 7351320, 8270235, 9924282, 11026980, 13232376, 16540470, 19848564, 22053960, 24810705, 33080940, 39697128, 49621410, 66161880, 99242820, 198485640]

約数ペア:

[(1, 198485640), (2, 99242820), (3, 66161880), (4, 49621410), (5, 39697128), (6, 33080940), (8, 24810705), (9, 22053960), (10, 19848564), (12, 16540470), (15, 13232376), (18, 11026980), (20, 9924282), (24, 8270235), (27, 7351320), (30, 6616188), (36, 5513490), (40, 4962141), (45, 4410792), (54, 3675660), (60, 3308094), (72, 2756745), (81, 2450440), (90, 2205396), (108, 1837830), (120, 1654047), (135, 1470264), (162, 1225220), (180, 1102698), (216, 918915), (270, 735132), (324, 612610), (360, 551349), (405, 490088), (540, 367566), (648, 306305), (810, 245044), (1080, 183783), (1620, 122522), (3240, 61261)]