152720640

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{491}}^1$

素因数の和:527

約数の個数: 216

約数和(自身を含む): 549083808

約数和(自身を除く): 396363168

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, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 491, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 982, 1080, 1152, 1215, 1280, 1296, 1440, 1473, 1620, 1728, 1920, 1944, 1964, 2160, 2304, 2430, 2455, 2592, 2880, 2946, 3240, 3456, 3840, 3888, 3928, 4320, 4419, 4860, 4910, 5184, 5760, 5892, 6480, 6912, 7365, 7776, 7856, 8640, 8838, 9720, 9820, 10368, 11520, 11784, 12960, 13257, 14730, 15552, 15712, 17280, 17676, 19440, 19640, 20736, 22095, 23568, 25920, 26514, 29460, 31104, 31424, 34560, 35352, 38880, 39280, 39771, 44190, 47136, 51840, 53028, 58920, 62208, 62848, 66285, 70704, 77760, 78560, 79542, 88380, 94272, 103680, 106056, 117840, 119313, 125696, 132570, 141408, 155520, 157120, 159084, 176760, 188544, 198855, 212112, 235680, 238626, 265140, 282816, 311040, 314240, 318168, 353520, 377088, 397710, 424224, 471360, 477252, 530280, 565632, 596565, 628480, 636336, 707040, 795420, 848448, 942720, 954504, 1060560, 1131264, 1193130, 1272672, 1414080, 1590840, 1696896, 1885440, 1909008, 2121120, 2386260, 2545344, 2828160, 3181680, 3393792, 3818016, 4242240, 4772520, 5090688, 5656320, 6363360, 7636032, 8484480, 9545040, 10181376, 12726720, 15272064, 16968960, 19090080, 25453440, 30544128, 38180160, 50906880, 76360320, 152720640]

約数ペア:

[(1, 152720640), (2, 76360320), (3, 50906880), (4, 38180160), (5, 30544128), (6, 25453440), (8, 19090080), (9, 16968960), (10, 15272064), (12, 12726720), (15, 10181376), (16, 9545040), (18, 8484480), (20, 7636032), (24, 6363360), (27, 5656320), (30, 5090688), (32, 4772520), (36, 4242240), (40, 3818016), (45, 3393792), (48, 3181680), (54, 2828160), (60, 2545344), (64, 2386260), (72, 2121120), (80, 1909008), (81, 1885440), (90, 1696896), (96, 1590840), (108, 1414080), (120, 1272672), (128, 1193130), (135, 1131264), (144, 1060560), (160, 954504), (162, 942720), (180, 848448), (192, 795420), (216, 707040), (240, 636336), (243, 628480), (256, 596565), (270, 565632), (288, 530280), (320, 477252), (324, 471360), (360, 424224), (384, 397710), (405, 377088), (432, 353520), (480, 318168), (486, 314240), (491, 311040), (540, 282816), (576, 265140), (640, 238626), (648, 235680), (720, 212112), (768, 198855), (810, 188544), (864, 176760), (960, 159084), (972, 157120), (982, 155520), (1080, 141408), (1152, 132570), (1215, 125696), (1280, 119313), (1296, 117840), (1440, 106056), (1473, 103680), (1620, 94272), (1728, 88380), (1920, 79542), (1944, 78560), (1964, 77760), (2160, 70704), (2304, 66285), (2430, 62848), (2455, 62208), (2592, 58920), (2880, 53028), (2946, 51840), (3240, 47136), (3456, 44190), (3840, 39771), (3888, 39280), (3928, 38880), (4320, 35352), (4419, 34560), (4860, 31424), (4910, 31104), (5184, 29460), (5760, 26514), (5892, 25920), (6480, 23568), (6912, 22095), (7365, 20736), (7776, 19640), (7856, 19440), (8640, 17676), (8838, 17280), (9720, 15712), (9820, 15552), (10368, 14730), (11520, 13257), (11784, 12960)]