28764480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1$

素因数の和:141

約数の個数: 168

約数和(自身を含む): 97548192

約数和(自身を除く): 68783712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 83, 95, 96, 114, 120, 152, 160, 166, 190, 192, 228, 240, 249, 285, 304, 320, 332, 361, 380, 415, 456, 480, 498, 570, 608, 664, 722, 760, 830, 912, 960, 996, 1083, 1140, 1216, 1245, 1328, 1444, 1520, 1577, 1660, 1805, 1824, 1992, 2166, 2280, 2490, 2656, 2888, 3040, 3154, 3320, 3610, 3648, 3984, 4332, 4560, 4731, 4980, 5312, 5415, 5776, 6080, 6308, 6640, 7220, 7885, 7968, 8664, 9120, 9462, 9960, 10830, 11552, 12616, 13280, 14440, 15770, 15936, 17328, 18240, 18924, 19920, 21660, 23104, 23655, 25232, 26560, 28880, 29963, 31540, 34656, 37848, 39840, 43320, 47310, 50464, 57760, 59926, 63080, 69312, 75696, 79680, 86640, 89889, 94620, 100928, 115520, 119852, 126160, 149815, 151392, 173280, 179778, 189240, 239704, 252320, 299630, 302784, 346560, 359556, 378480, 449445, 479408, 504640, 599260, 719112, 756960, 898890, 958816, 1198520, 1438224, 1513920, 1797780, 1917632, 2397040, 2876448, 3595560, 4794080, 5752896, 7191120, 9588160, 14382240, 28764480]

約数ペア:

[(1, 28764480), (2, 14382240), (3, 9588160), (4, 7191120), (5, 5752896), (6, 4794080), (8, 3595560), (10, 2876448), (12, 2397040), (15, 1917632), (16, 1797780), (19, 1513920), (20, 1438224), (24, 1198520), (30, 958816), (32, 898890), (38, 756960), (40, 719112), (48, 599260), (57, 504640), (60, 479408), (64, 449445), (76, 378480), (80, 359556), (83, 346560), (95, 302784), (96, 299630), (114, 252320), (120, 239704), (152, 189240), (160, 179778), (166, 173280), (190, 151392), (192, 149815), (228, 126160), (240, 119852), (249, 115520), (285, 100928), (304, 94620), (320, 89889), (332, 86640), (361, 79680), (380, 75696), (415, 69312), (456, 63080), (480, 59926), (498, 57760), (570, 50464), (608, 47310), (664, 43320), (722, 39840), (760, 37848), (830, 34656), (912, 31540), (960, 29963), (996, 28880), (1083, 26560), (1140, 25232), (1216, 23655), (1245, 23104), (1328, 21660), (1444, 19920), (1520, 18924), (1577, 18240), (1660, 17328), (1805, 15936), (1824, 15770), (1992, 14440), (2166, 13280), (2280, 12616), (2490, 11552), (2656, 10830), (2888, 9960), (3040, 9462), (3154, 9120), (3320, 8664), (3610, 7968), (3648, 7885), (3984, 7220), (4332, 6640), (4560, 6308), (4731, 6080), (4980, 5776), (5312, 5415)]