30851280

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{23}}^2$

素因数の和:77

約数の個数: 210

約数和(自身を含む): 112423794

約数和(自身を除く): 81572514

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 81, 90, 92, 108, 115, 120, 135, 138, 144, 162, 180, 184, 207, 216, 230, 240, 243, 270, 276, 324, 345, 360, 368, 405, 414, 432, 460, 486, 529, 540, 552, 621, 648, 690, 720, 729, 810, 828, 920, 972, 1035, 1058, 1080, 1104, 1215, 1242, 1296, 1380, 1458, 1587, 1620, 1656, 1840, 1863, 1944, 2070, 2116, 2160, 2430, 2484, 2645, 2760, 2916, 3105, 3174, 3240, 3312, 3645, 3726, 3888, 4140, 4232, 4761, 4860, 4968, 5290, 5520, 5589, 5832, 6210, 6348, 6480, 7290, 7452, 7935, 8280, 8464, 9315, 9522, 9720, 9936, 10580, 11178, 11664, 12420, 12696, 14283, 14580, 14904, 15870, 16560, 16767, 18630, 19044, 19440, 21160, 22356, 23805, 24840, 25392, 27945, 28566, 29160, 29808, 31740, 33534, 37260, 38088, 42320, 42849, 44712, 47610, 49680, 55890, 57132, 58320, 63480, 67068, 71415, 74520, 76176, 83835, 85698, 89424, 95220, 111780, 114264, 126960, 128547, 134136, 142830, 149040, 167670, 171396, 190440, 214245, 223560, 228528, 257094, 268272, 285660, 335340, 342792, 380880, 385641, 428490, 447120, 514188, 571320, 642735, 670680, 685584, 771282, 856980, 1028376, 1142640, 1285470, 1341360, 1542564, 1713960, 1928205, 2056752, 2570940, 3085128, 3427920, 3856410, 5141880, 6170256, 7712820, 10283760, 15425640, 30851280]

約数ペア:

[(1, 30851280), (2, 15425640), (3, 10283760), (4, 7712820), (5, 6170256), (6, 5141880), (8, 3856410), (9, 3427920), (10, 3085128), (12, 2570940), (15, 2056752), (16, 1928205), (18, 1713960), (20, 1542564), (23, 1341360), (24, 1285470), (27, 1142640), (30, 1028376), (36, 856980), (40, 771282), (45, 685584), (46, 670680), (48, 642735), (54, 571320), (60, 514188), (69, 447120), (72, 428490), (80, 385641), (81, 380880), (90, 342792), (92, 335340), (108, 285660), (115, 268272), (120, 257094), (135, 228528), (138, 223560), (144, 214245), (162, 190440), (180, 171396), (184, 167670), (207, 149040), (216, 142830), (230, 134136), (240, 128547), (243, 126960), (270, 114264), (276, 111780), (324, 95220), (345, 89424), (360, 85698), (368, 83835), (405, 76176), (414, 74520), (432, 71415), (460, 67068), (486, 63480), (529, 58320), (540, 57132), (552, 55890), (621, 49680), (648, 47610), (690, 44712), (720, 42849), (729, 42320), (810, 38088), (828, 37260), (920, 33534), (972, 31740), (1035, 29808), (1058, 29160), (1080, 28566), (1104, 27945), (1215, 25392), (1242, 24840), (1296, 23805), (1380, 22356), (1458, 21160), (1587, 19440), (1620, 19044), (1656, 18630), (1840, 16767), (1863, 16560), (1944, 15870), (2070, 14904), (2116, 14580), (2160, 14283), (2430, 12696), (2484, 12420), (2645, 11664), (2760, 11178), (2916, 10580), (3105, 9936), (3174, 9720), (3240, 9522), (3312, 9315), (3645, 8464), (3726, 8280), (3888, 7935), (4140, 7452), (4232, 7290), (4761, 6480), (4860, 6348), (4968, 6210), (5290, 5832), (5520, 5589)]