140801280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{991}}^1$

素因数の和:1052

約数の個数: 144

約数和(自身を含む): 462303744

約数和(自身を除く): 321502464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 256, 296, 320, 370, 384, 444, 480, 555, 592, 640, 740, 768, 888, 960, 991, 1110, 1184, 1280, 1480, 1776, 1920, 1982, 2220, 2368, 2960, 2973, 3552, 3840, 3964, 4440, 4736, 4955, 5920, 5946, 7104, 7928, 8880, 9472, 9910, 11840, 11892, 14208, 14865, 15856, 17760, 19820, 23680, 23784, 28416, 29730, 31712, 35520, 36667, 39640, 47360, 47568, 59460, 63424, 71040, 73334, 79280, 95136, 110001, 118920, 126848, 142080, 146668, 158560, 183335, 190272, 220002, 237840, 253696, 293336, 317120, 366670, 380544, 440004, 475680, 550005, 586672, 634240, 733340, 761088, 880008, 951360, 1100010, 1173344, 1268480, 1466680, 1760016, 1902720, 2200020, 2346688, 2933360, 3520032, 3805440, 4400040, 4693376, 5866720, 7040064, 8800080, 9386752, 11733440, 14080128, 17600160, 23466880, 28160256, 35200320, 46933760, 70400640, 140801280]

約数ペア:

[(1, 140801280), (2, 70400640), (3, 46933760), (4, 35200320), (5, 28160256), (6, 23466880), (8, 17600160), (10, 14080128), (12, 11733440), (15, 9386752), (16, 8800080), (20, 7040064), (24, 5866720), (30, 4693376), (32, 4400040), (37, 3805440), (40, 3520032), (48, 2933360), (60, 2346688), (64, 2200020), (74, 1902720), (80, 1760016), (96, 1466680), (111, 1268480), (120, 1173344), (128, 1100010), (148, 951360), (160, 880008), (185, 761088), (192, 733340), (222, 634240), (240, 586672), (256, 550005), (296, 475680), (320, 440004), (370, 380544), (384, 366670), (444, 317120), (480, 293336), (555, 253696), (592, 237840), (640, 220002), (740, 190272), (768, 183335), (888, 158560), (960, 146668), (991, 142080), (1110, 126848), (1184, 118920), (1280, 110001), (1480, 95136), (1776, 79280), (1920, 73334), (1982, 71040), (2220, 63424), (2368, 59460), (2960, 47568), (2973, 47360), (3552, 39640), (3840, 36667), (3964, 35520), (4440, 31712), (4736, 29730), (4955, 28416), (5920, 23784), (5946, 23680), (7104, 19820), (7928, 17760), (8880, 15856), (9472, 14865), (9910, 14208), (11840, 11892)]