321352920

素因数分解:

$2^3\times 3^5\times 5^1\times 7^1\times {\mathrm{4723}}^1$

素因数の和:4756

約数の個数: 192

約数和(自身を含む): 1238065920

約数和(自身を除く): 916713000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 567, 630, 648, 756, 810, 840, 945, 972, 1080, 1134, 1215, 1260, 1512, 1620, 1701, 1890, 1944, 2268, 2430, 2520, 2835, 3240, 3402, 3780, 4536, 4723, 4860, 5670, 6804, 7560, 8505, 9446, 9720, 11340, 13608, 14169, 17010, 18892, 22680, 23615, 28338, 33061, 34020, 37784, 42507, 47230, 56676, 66122, 68040, 70845, 85014, 94460, 99183, 113352, 127521, 132244, 141690, 165305, 170028, 188920, 198366, 212535, 255042, 264488, 283380, 297549, 330610, 340056, 382563, 396732, 425070, 495915, 510084, 566760, 595098, 637605, 661220, 765126, 793464, 850140, 892647, 991830, 1020168, 1147689, 1190196, 1275210, 1322440, 1487745, 1530252, 1700280, 1785294, 1912815, 1983660, 2295378, 2380392, 2550420, 2677941, 2975490, 3060504, 3570588, 3825630, 3967320, 4463235, 4590756, 5100840, 5355882, 5738445, 5950980, 7141176, 7651260, 8033823, 8926470, 9181512, 10711764, 11476890, 11901960, 13389705, 15302520, 16067646, 17852940, 21423528, 22953780, 26779410, 32135292, 35705880, 40169115, 45907560, 53558820, 64270584, 80338230, 107117640, 160676460, 321352920]

約数ペア:

[(1, 321352920), (2, 160676460), (3, 107117640), (4, 80338230), (5, 64270584), (6, 53558820), (7, 45907560), (8, 40169115), (9, 35705880), (10, 32135292), (12, 26779410), (14, 22953780), (15, 21423528), (18, 17852940), (20, 16067646), (21, 15302520), (24, 13389705), (27, 11901960), (28, 11476890), (30, 10711764), (35, 9181512), (36, 8926470), (40, 8033823), (42, 7651260), (45, 7141176), (54, 5950980), (56, 5738445), (60, 5355882), (63, 5100840), (70, 4590756), (72, 4463235), (81, 3967320), (84, 3825630), (90, 3570588), (105, 3060504), (108, 2975490), (120, 2677941), (126, 2550420), (135, 2380392), (140, 2295378), (162, 1983660), (168, 1912815), (180, 1785294), (189, 1700280), (210, 1530252), (216, 1487745), (243, 1322440), (252, 1275210), (270, 1190196), (280, 1147689), (315, 1020168), (324, 991830), (360, 892647), (378, 850140), (405, 793464), (420, 765126), (486, 661220), (504, 637605), (540, 595098), (567, 566760), (630, 510084), (648, 495915), (756, 425070), (810, 396732), (840, 382563), (945, 340056), (972, 330610), (1080, 297549), (1134, 283380), (1215, 264488), (1260, 255042), (1512, 212535), (1620, 198366), (1701, 188920), (1890, 170028), (1944, 165305), (2268, 141690), (2430, 132244), (2520, 127521), (2835, 113352), (3240, 99183), (3402, 94460), (3780, 85014), (4536, 70845), (4723, 68040), (4860, 66122), (5670, 56676), (6804, 47230), (7560, 42507), (8505, 37784), (9446, 34020), (9720, 33061), (11340, 28338), (13608, 23615), (14169, 22680), (17010, 18892)]