161321760

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:480

約数の個数: 192

約数和(自身を含む): 571536000

約数和(自身を除く): 410214240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 107, 108, 120, 135, 144, 160, 180, 214, 216, 240, 270, 288, 321, 349, 360, 428, 432, 480, 535, 540, 642, 698, 720, 856, 864, 963, 1047, 1070, 1080, 1284, 1396, 1440, 1605, 1712, 1745, 1926, 2094, 2140, 2160, 2568, 2792, 2889, 3141, 3210, 3424, 3490, 3852, 4188, 4280, 4320, 4815, 5136, 5235, 5584, 5778, 6282, 6420, 6980, 7704, 8376, 8560, 9423, 9630, 10272, 10470, 11168, 11556, 12564, 12840, 13960, 14445, 15408, 15705, 16752, 17120, 18846, 19260, 20940, 23112, 25128, 25680, 27920, 28890, 30816, 31410, 33504, 37343, 37692, 38520, 41880, 46224, 47115, 50256, 51360, 55840, 57780, 62820, 74686, 75384, 77040, 83760, 92448, 94230, 100512, 112029, 115560, 125640, 149372, 150768, 154080, 167520, 186715, 188460, 224058, 231120, 251280, 298744, 301536, 336087, 373430, 376920, 448116, 462240, 502560, 560145, 597488, 672174, 746860, 753840, 896232, 1008261, 1120290, 1194976, 1344348, 1493720, 1507680, 1680435, 1792464, 2016522, 2240580, 2688696, 2987440, 3360870, 3584928, 4033044, 4481160, 5041305, 5377392, 5974880, 6721740, 8066088, 8962320, 10082610, 10754784, 13443480, 16132176, 17924640, 20165220, 26886960, 32264352, 40330440, 53773920, 80660880, 161321760]

約数ペア:

[(1, 161321760), (2, 80660880), (3, 53773920), (4, 40330440), (5, 32264352), (6, 26886960), (8, 20165220), (9, 17924640), (10, 16132176), (12, 13443480), (15, 10754784), (16, 10082610), (18, 8962320), (20, 8066088), (24, 6721740), (27, 5974880), (30, 5377392), (32, 5041305), (36, 4481160), (40, 4033044), (45, 3584928), (48, 3360870), (54, 2987440), (60, 2688696), (72, 2240580), (80, 2016522), (90, 1792464), (96, 1680435), (107, 1507680), (108, 1493720), (120, 1344348), (135, 1194976), (144, 1120290), (160, 1008261), (180, 896232), (214, 753840), (216, 746860), (240, 672174), (270, 597488), (288, 560145), (321, 502560), (349, 462240), (360, 448116), (428, 376920), (432, 373430), (480, 336087), (535, 301536), (540, 298744), (642, 251280), (698, 231120), (720, 224058), (856, 188460), (864, 186715), (963, 167520), (1047, 154080), (1070, 150768), (1080, 149372), (1284, 125640), (1396, 115560), (1440, 112029), (1605, 100512), (1712, 94230), (1745, 92448), (1926, 83760), (2094, 77040), (2140, 75384), (2160, 74686), (2568, 62820), (2792, 57780), (2889, 55840), (3141, 51360), (3210, 50256), (3424, 47115), (3490, 46224), (3852, 41880), (4188, 38520), (4280, 37692), (4320, 37343), (4815, 33504), (5136, 31410), (5235, 30816), (5584, 28890), (5778, 27920), (6282, 25680), (6420, 25128), (6980, 23112), (7704, 20940), (8376, 19260), (8560, 18846), (9423, 17120), (9630, 16752), (10272, 15705), (10470, 15408), (11168, 14445), (11556, 13960), (12564, 12840)]