218619120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:323

約数の個数: 160

約数和(自身を含む): 700223040

約数和(自身を除く): 481603920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 109, 120, 122, 137, 183, 218, 240, 244, 274, 305, 327, 366, 411, 436, 488, 545, 548, 610, 654, 685, 732, 822, 872, 915, 976, 1090, 1096, 1220, 1308, 1370, 1464, 1635, 1644, 1744, 1830, 2055, 2180, 2192, 2440, 2616, 2740, 2928, 3270, 3288, 3660, 4110, 4360, 4880, 5232, 5480, 6540, 6576, 6649, 7320, 8220, 8357, 8720, 10960, 13080, 13298, 14640, 14933, 16440, 16714, 19947, 25071, 26160, 26596, 29866, 32880, 33245, 33428, 39894, 41785, 44799, 50142, 53192, 59732, 66490, 66856, 74665, 79788, 83570, 89598, 99735, 100284, 106384, 119464, 125355, 132980, 133712, 149330, 159576, 167140, 179196, 199470, 200568, 223995, 238928, 250710, 265960, 298660, 319152, 334280, 358392, 398940, 401136, 447990, 501420, 531920, 597320, 668560, 716784, 797880, 895980, 910913, 1002840, 1194640, 1595760, 1791960, 1821826, 2005680, 2732739, 3583920, 3643652, 4554565, 5465478, 7287304, 9109130, 10930956, 13663695, 14574608, 18218260, 21861912, 27327390, 36436520, 43723824, 54654780, 72873040, 109309560, 218619120]

約数ペア:

[(1, 218619120), (2, 109309560), (3, 72873040), (4, 54654780), (5, 43723824), (6, 36436520), (8, 27327390), (10, 21861912), (12, 18218260), (15, 14574608), (16, 13663695), (20, 10930956), (24, 9109130), (30, 7287304), (40, 5465478), (48, 4554565), (60, 3643652), (61, 3583920), (80, 2732739), (109, 2005680), (120, 1821826), (122, 1791960), (137, 1595760), (183, 1194640), (218, 1002840), (240, 910913), (244, 895980), (274, 797880), (305, 716784), (327, 668560), (366, 597320), (411, 531920), (436, 501420), (488, 447990), (545, 401136), (548, 398940), (610, 358392), (654, 334280), (685, 319152), (732, 298660), (822, 265960), (872, 250710), (915, 238928), (976, 223995), (1090, 200568), (1096, 199470), (1220, 179196), (1308, 167140), (1370, 159576), (1464, 149330), (1635, 133712), (1644, 132980), (1744, 125355), (1830, 119464), (2055, 106384), (2180, 100284), (2192, 99735), (2440, 89598), (2616, 83570), (2740, 79788), (2928, 74665), (3270, 66856), (3288, 66490), (3660, 59732), (4110, 53192), (4360, 50142), (4880, 44799), (5232, 41785), (5480, 39894), (6540, 33428), (6576, 33245), (6649, 32880), (7320, 29866), (8220, 26596), (8357, 26160), (8720, 25071), (10960, 19947), (13080, 16714), (13298, 16440), (14640, 14933)]