199464120

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{20521}}^1$

素因数の和:20547

約数の個数: 96

約数和(自身を含む): 672300720

約数和(自身を除く): 472836600

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, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 9720, 20521, 41042, 61563, 82084, 102605, 123126, 164168, 184689, 205210, 246252, 307815, 369378, 410420, 492504, 554067, 615630, 738756, 820840, 923445, 1108134, 1231260, 1477512, 1662201, 1846890, 2216268, 2462520, 2770335, 3324402, 3693780, 4432536, 4986603, 5540670, 6648804, 7387560, 8311005, 9973206, 11081340, 13297608, 16622010, 19946412, 22162680, 24933015, 33244020, 39892824, 49866030, 66488040, 99732060, 199464120]

約数ペア:

[(1, 199464120), (2, 99732060), (3, 66488040), (4, 49866030), (5, 39892824), (6, 33244020), (8, 24933015), (9, 22162680), (10, 19946412), (12, 16622010), (15, 13297608), (18, 11081340), (20, 9973206), (24, 8311005), (27, 7387560), (30, 6648804), (36, 5540670), (40, 4986603), (45, 4432536), (54, 3693780), (60, 3324402), (72, 2770335), (81, 2462520), (90, 2216268), (108, 1846890), (120, 1662201), (135, 1477512), (162, 1231260), (180, 1108134), (216, 923445), (243, 820840), (270, 738756), (324, 615630), (360, 554067), (405, 492504), (486, 410420), (540, 369378), (648, 307815), (810, 246252), (972, 205210), (1080, 184689), (1215, 164168), (1620, 123126), (1944, 102605), (2430, 82084), (3240, 61563), (4860, 41042), (9720, 20521)]