87517440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:205

約数の個数: 216

約数和(自身を含む): 309935808

約数和(自身を除く): 222418368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 71, 72, 80, 90, 96, 107, 120, 128, 142, 144, 160, 180, 192, 213, 214, 240, 256, 284, 288, 320, 321, 355, 360, 384, 426, 428, 480, 535, 568, 576, 639, 640, 642, 710, 720, 768, 852, 856, 960, 963, 1065, 1070, 1136, 1152, 1278, 1280, 1284, 1420, 1440, 1605, 1704, 1712, 1920, 1926, 2130, 2140, 2272, 2304, 2556, 2568, 2840, 2880, 3195, 3210, 3408, 3424, 3840, 3852, 4260, 4280, 4544, 4815, 5112, 5136, 5680, 5760, 6390, 6420, 6816, 6848, 7597, 7704, 8520, 8560, 9088, 9630, 10224, 10272, 11360, 11520, 12780, 12840, 13632, 13696, 15194, 15408, 17040, 17120, 18176, 19260, 20448, 20544, 22720, 22791, 25560, 25680, 27264, 27392, 30388, 30816, 34080, 34240, 37985, 38520, 40896, 41088, 45440, 45582, 51120, 51360, 54528, 60776, 61632, 68160, 68373, 68480, 75970, 77040, 81792, 82176, 90880, 91164, 102240, 102720, 113955, 121552, 123264, 136320, 136746, 136960, 151940, 154080, 163584, 182328, 204480, 205440, 227910, 243104, 246528, 272640, 273492, 303880, 308160, 341865, 364656, 408960, 410880, 455820, 486208, 546984, 607760, 616320, 683730, 729312, 817920, 911640, 972416, 1093968, 1215520, 1232640, 1367460, 1458624, 1823280, 1944832, 2187936, 2431040, 2734920, 2917248, 3646560, 4375872, 4862080, 5469840, 5834496, 7293120, 8751744, 9724160, 10939680, 14586240, 17503488, 21879360, 29172480, 43758720, 87517440]

約数ペア:

[(1, 87517440), (2, 43758720), (3, 29172480), (4, 21879360), (5, 17503488), (6, 14586240), (8, 10939680), (9, 9724160), (10, 8751744), (12, 7293120), (15, 5834496), (16, 5469840), (18, 4862080), (20, 4375872), (24, 3646560), (30, 2917248), (32, 2734920), (36, 2431040), (40, 2187936), (45, 1944832), (48, 1823280), (60, 1458624), (64, 1367460), (71, 1232640), (72, 1215520), (80, 1093968), (90, 972416), (96, 911640), (107, 817920), (120, 729312), (128, 683730), (142, 616320), (144, 607760), (160, 546984), (180, 486208), (192, 455820), (213, 410880), (214, 408960), (240, 364656), (256, 341865), (284, 308160), (288, 303880), (320, 273492), (321, 272640), (355, 246528), (360, 243104), (384, 227910), (426, 205440), (428, 204480), (480, 182328), (535, 163584), (568, 154080), (576, 151940), (639, 136960), (640, 136746), (642, 136320), (710, 123264), (720, 121552), (768, 113955), (852, 102720), (856, 102240), (960, 91164), (963, 90880), (1065, 82176), (1070, 81792), (1136, 77040), (1152, 75970), (1278, 68480), (1280, 68373), (1284, 68160), (1420, 61632), (1440, 60776), (1605, 54528), (1704, 51360), (1712, 51120), (1920, 45582), (1926, 45440), (2130, 41088), (2140, 40896), (2272, 38520), (2304, 37985), (2556, 34240), (2568, 34080), (2840, 30816), (2880, 30388), (3195, 27392), (3210, 27264), (3408, 25680), (3424, 25560), (3840, 22791), (3852, 22720), (4260, 20544), (4280, 20448), (4544, 19260), (4815, 18176), (5112, 17120), (5136, 17040), (5680, 15408), (5760, 15194), (6390, 13696), (6420, 13632), (6816, 12840), (6848, 12780), (7597, 11520), (7704, 11360), (8520, 10272), (8560, 10224), (9088, 9630)]