31335120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:274

約数の個数: 160

約数和(自身を含む): 109814400

約数和(自身を除く): 78479280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 89, 90, 108, 120, 135, 144, 163, 178, 180, 216, 240, 267, 270, 326, 356, 360, 432, 445, 489, 534, 540, 652, 712, 720, 801, 815, 890, 978, 1068, 1080, 1304, 1335, 1424, 1467, 1602, 1630, 1780, 1956, 2136, 2160, 2403, 2445, 2608, 2670, 2934, 3204, 3260, 3560, 3912, 4005, 4272, 4401, 4806, 4890, 5340, 5868, 6408, 6520, 7120, 7335, 7824, 8010, 8802, 9612, 9780, 10680, 11736, 12015, 12816, 13040, 14507, 14670, 16020, 17604, 19224, 19560, 21360, 22005, 23472, 24030, 29014, 29340, 32040, 35208, 38448, 39120, 43521, 44010, 48060, 58028, 58680, 64080, 70416, 72535, 87042, 88020, 96120, 116056, 117360, 130563, 145070, 174084, 176040, 192240, 217605, 232112, 261126, 290140, 348168, 352080, 391689, 435210, 522252, 580280, 652815, 696336, 783378, 870420, 1044504, 1160560, 1305630, 1566756, 1740840, 1958445, 2089008, 2611260, 3133512, 3481680, 3916890, 5222520, 6267024, 7833780, 10445040, 15667560, 31335120]

約数ペア:

[(1, 31335120), (2, 15667560), (3, 10445040), (4, 7833780), (5, 6267024), (6, 5222520), (8, 3916890), (9, 3481680), (10, 3133512), (12, 2611260), (15, 2089008), (16, 1958445), (18, 1740840), (20, 1566756), (24, 1305630), (27, 1160560), (30, 1044504), (36, 870420), (40, 783378), (45, 696336), (48, 652815), (54, 580280), (60, 522252), (72, 435210), (80, 391689), (89, 352080), (90, 348168), (108, 290140), (120, 261126), (135, 232112), (144, 217605), (163, 192240), (178, 176040), (180, 174084), (216, 145070), (240, 130563), (267, 117360), (270, 116056), (326, 96120), (356, 88020), (360, 87042), (432, 72535), (445, 70416), (489, 64080), (534, 58680), (540, 58028), (652, 48060), (712, 44010), (720, 43521), (801, 39120), (815, 38448), (890, 35208), (978, 32040), (1068, 29340), (1080, 29014), (1304, 24030), (1335, 23472), (1424, 22005), (1467, 21360), (1602, 19560), (1630, 19224), (1780, 17604), (1956, 16020), (2136, 14670), (2160, 14507), (2403, 13040), (2445, 12816), (2608, 12015), (2670, 11736), (2934, 10680), (3204, 9780), (3260, 9612), (3560, 8802), (3912, 8010), (4005, 7824), (4272, 7335), (4401, 7120), (4806, 6520), (4890, 6408), (5340, 5868)]