279966960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4273}}^1$

素因数の和:4312

約数の個数: 240

約数和(自身を含む): 1157467584

約数和(自身を除く): 877500624

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3640, 4095, 4273, 4368, 4680, 5040, 5460, 6552, 7280, 8190, 8546, 9360, 10920, 12819, 13104, 16380, 17092, 21365, 21840, 25638, 29911, 32760, 34184, 38457, 42730, 51276, 55549, 59822, 64095, 65520, 68368, 76914, 85460, 89733, 102552, 111098, 119644, 128190, 149555, 153828, 166647, 170920, 179466, 192285, 205104, 222196, 239288, 256380, 269199, 277745, 299110, 307656, 333294, 341840, 358932, 384570, 388843, 444392, 448665, 478576, 499941, 512760, 538398, 555490, 598220, 615312, 666588, 717864, 769140, 777686, 833235, 888784, 897330, 999882, 1025520, 1076796, 1110980, 1166529, 1196440, 1333176, 1345995, 1435728, 1538280, 1555372, 1666470, 1794660, 1944215, 1999764, 2153592, 2221960, 2333058, 2392880, 2499705, 2666352, 2691990, 3076560, 3110744, 3332940, 3499587, 3589320, 3888430, 3999528, 4307184, 4443920, 4666116, 4999410, 5383980, 5832645, 6221488, 6665880, 6999174, 7178640, 7776860, 7999056, 9332232, 9998820, 10767960, 11665290, 13331760, 13998348, 15553720, 17497935, 18664464, 19997640, 21535920, 23330580, 27996696, 31107440, 34995870, 39995280, 46661160, 55993392, 69991740, 93322320, 139983480, 279966960]

約数ペア:

[(1, 279966960), (2, 139983480), (3, 93322320), (4, 69991740), (5, 55993392), (6, 46661160), (7, 39995280), (8, 34995870), (9, 31107440), (10, 27996696), (12, 23330580), (13, 21535920), (14, 19997640), (15, 18664464), (16, 17497935), (18, 15553720), (20, 13998348), (21, 13331760), (24, 11665290), (26, 10767960), (28, 9998820), (30, 9332232), (35, 7999056), (36, 7776860), (39, 7178640), (40, 6999174), (42, 6665880), (45, 6221488), (48, 5832645), (52, 5383980), (56, 4999410), (60, 4666116), (63, 4443920), (65, 4307184), (70, 3999528), (72, 3888430), (78, 3589320), (80, 3499587), (84, 3332940), (90, 3110744), (91, 3076560), (104, 2691990), (105, 2666352), (112, 2499705), (117, 2392880), (120, 2333058), (126, 2221960), (130, 2153592), (140, 1999764), (144, 1944215), (156, 1794660), (168, 1666470), (180, 1555372), (182, 1538280), (195, 1435728), (208, 1345995), (210, 1333176), (234, 1196440), (240, 1166529), (252, 1110980), (260, 1076796), (273, 1025520), (280, 999882), (312, 897330), (315, 888784), (336, 833235), (360, 777686), (364, 769140), (390, 717864), (420, 666588), (455, 615312), (468, 598220), (504, 555490), (520, 538398), (546, 512760), (560, 499941), (585, 478576), (624, 448665), (630, 444392), (720, 388843), (728, 384570), (780, 358932), (819, 341840), (840, 333294), (910, 307656), (936, 299110), (1008, 277745), (1040, 269199), (1092, 256380), (1170, 239288), (1260, 222196), (1365, 205104), (1456, 192285), (1560, 179466), (1638, 170920), (1680, 166647), (1820, 153828), (1872, 149555), (2184, 128190), (2340, 119644), (2520, 111098), (2730, 102552), (3120, 89733), (3276, 85460), (3640, 76914), (4095, 68368), (4273, 65520), (4368, 64095), (4680, 59822), (5040, 55549), (5460, 51276), (6552, 42730), (7280, 38457), (8190, 34184), (8546, 32760), (9360, 29911), (10920, 25638), (12819, 21840), (13104, 21365), (16380, 17092)]