148021720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:314

約数の個数: 192

約数和(自身を含む): 444709440

約数和(自身を除く): 296687720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 85, 88, 110, 119, 121, 136, 140, 154, 170, 187, 220, 238, 242, 257, 280, 308, 340, 374, 385, 440, 476, 484, 514, 595, 605, 616, 680, 748, 770, 847, 935, 952, 968, 1028, 1190, 1210, 1285, 1309, 1496, 1540, 1694, 1799, 1870, 2056, 2057, 2380, 2420, 2570, 2618, 2827, 3080, 3388, 3598, 3740, 4114, 4235, 4369, 4760, 4840, 5140, 5236, 5654, 6545, 6776, 7196, 7480, 8228, 8470, 8738, 8995, 10280, 10285, 10472, 11308, 13090, 14135, 14392, 14399, 16456, 16940, 17476, 17990, 19789, 20570, 21845, 22616, 26180, 28270, 28798, 30583, 31097, 33880, 34952, 35980, 39578, 41140, 43690, 48059, 52360, 56540, 57596, 61166, 62194, 71960, 71995, 79156, 82280, 87380, 96118, 98945, 113080, 115192, 122332, 124388, 143990, 152915, 155485, 158312, 174760, 192236, 197890, 217679, 240295, 244664, 248776, 287980, 305830, 310970, 336413, 384472, 395780, 435358, 480590, 528649, 575960, 611660, 621940, 672826, 791560, 870716, 961180, 1057298, 1088395, 1223320, 1243880, 1345652, 1682065, 1741432, 1922360, 2114596, 2176790, 2643245, 2691304, 3364130, 3700543, 4229192, 4353580, 5286490, 6728260, 7401086, 8707160, 10572980, 13456520, 14802172, 18502715, 21145960, 29604344, 37005430, 74010860, 148021720]

約数ペア:

[(1, 148021720), (2, 74010860), (4, 37005430), (5, 29604344), (7, 21145960), (8, 18502715), (10, 14802172), (11, 13456520), (14, 10572980), (17, 8707160), (20, 7401086), (22, 6728260), (28, 5286490), (34, 4353580), (35, 4229192), (40, 3700543), (44, 3364130), (55, 2691304), (56, 2643245), (68, 2176790), (70, 2114596), (77, 1922360), (85, 1741432), (88, 1682065), (110, 1345652), (119, 1243880), (121, 1223320), (136, 1088395), (140, 1057298), (154, 961180), (170, 870716), (187, 791560), (220, 672826), (238, 621940), (242, 611660), (257, 575960), (280, 528649), (308, 480590), (340, 435358), (374, 395780), (385, 384472), (440, 336413), (476, 310970), (484, 305830), (514, 287980), (595, 248776), (605, 244664), (616, 240295), (680, 217679), (748, 197890), (770, 192236), (847, 174760), (935, 158312), (952, 155485), (968, 152915), (1028, 143990), (1190, 124388), (1210, 122332), (1285, 115192), (1309, 113080), (1496, 98945), (1540, 96118), (1694, 87380), (1799, 82280), (1870, 79156), (2056, 71995), (2057, 71960), (2380, 62194), (2420, 61166), (2570, 57596), (2618, 56540), (2827, 52360), (3080, 48059), (3388, 43690), (3598, 41140), (3740, 39578), (4114, 35980), (4235, 34952), (4369, 33880), (4760, 31097), (4840, 30583), (5140, 28798), (5236, 28270), (5654, 26180), (6545, 22616), (6776, 21845), (7196, 20570), (7480, 19789), (8228, 17990), (8470, 17476), (8738, 16940), (8995, 16456), (10280, 14399), (10285, 14392), (10472, 14135), (11308, 13090)]