238781520

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:272

約数の個数: 240

約数和(自身を含む): 848195712

約数和(自身を除く): 609414192

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 71, 72, 80, 81, 90, 108, 120, 135, 142, 144, 162, 173, 180, 213, 216, 240, 243, 270, 284, 324, 346, 355, 360, 405, 426, 432, 486, 519, 540, 568, 639, 648, 692, 710, 720, 810, 852, 865, 972, 1038, 1065, 1080, 1136, 1215, 1278, 1296, 1384, 1420, 1557, 1620, 1704, 1730, 1917, 1944, 2076, 2130, 2160, 2430, 2556, 2595, 2768, 2840, 3114, 3195, 3240, 3408, 3460, 3834, 3888, 4152, 4260, 4671, 4860, 5112, 5190, 5680, 5751, 6228, 6390, 6480, 6920, 7668, 7785, 8304, 8520, 9342, 9585, 9720, 10224, 10380, 11502, 12283, 12456, 12780, 13840, 14013, 15336, 15570, 17040, 17253, 18684, 19170, 19440, 20760, 23004, 23355, 24566, 24912, 25560, 28026, 28755, 30672, 31140, 34506, 36849, 37368, 38340, 41520, 42039, 46008, 46710, 49132, 51120, 56052, 57510, 61415, 62280, 69012, 70065, 73698, 74736, 76680, 84078, 86265, 92016, 93420, 98264, 110547, 112104, 115020, 122830, 124560, 138024, 140130, 147396, 153360, 168156, 172530, 184245, 186840, 196528, 210195, 221094, 224208, 230040, 245660, 276048, 280260, 294792, 331641, 336312, 345060, 368490, 373680, 420390, 442188, 460080, 491320, 552735, 560520, 589584, 663282, 672624, 690120, 736980, 840780, 884376, 982640, 994923, 1105470, 1121040, 1326564, 1380240, 1473960, 1658205, 1681560, 1768752, 1989846, 2210940, 2653128, 2947920, 2984769, 3316410, 3363120, 3979692, 4421880, 4974615, 5306256, 5969538, 6632820, 7959384, 8843760, 9949230, 11939076, 13265640, 14923845, 15918768, 19898460, 23878152, 26531280, 29847690, 39796920, 47756304, 59695380, 79593840, 119390760, 238781520]

約数ペア:

[(1, 238781520), (2, 119390760), (3, 79593840), (4, 59695380), (5, 47756304), (6, 39796920), (8, 29847690), (9, 26531280), (10, 23878152), (12, 19898460), (15, 15918768), (16, 14923845), (18, 13265640), (20, 11939076), (24, 9949230), (27, 8843760), (30, 7959384), (36, 6632820), (40, 5969538), (45, 5306256), (48, 4974615), (54, 4421880), (60, 3979692), (71, 3363120), (72, 3316410), (80, 2984769), (81, 2947920), (90, 2653128), (108, 2210940), (120, 1989846), (135, 1768752), (142, 1681560), (144, 1658205), (162, 1473960), (173, 1380240), (180, 1326564), (213, 1121040), (216, 1105470), (240, 994923), (243, 982640), (270, 884376), (284, 840780), (324, 736980), (346, 690120), (355, 672624), (360, 663282), (405, 589584), (426, 560520), (432, 552735), (486, 491320), (519, 460080), (540, 442188), (568, 420390), (639, 373680), (648, 368490), (692, 345060), (710, 336312), (720, 331641), (810, 294792), (852, 280260), (865, 276048), (972, 245660), (1038, 230040), (1065, 224208), (1080, 221094), (1136, 210195), (1215, 196528), (1278, 186840), (1296, 184245), (1384, 172530), (1420, 168156), (1557, 153360), (1620, 147396), (1704, 140130), (1730, 138024), (1917, 124560), (1944, 122830), (2076, 115020), (2130, 112104), (2160, 110547), (2430, 98264), (2556, 93420), (2595, 92016), (2768, 86265), (2840, 84078), (3114, 76680), (3195, 74736), (3240, 73698), (3408, 70065), (3460, 69012), (3834, 62280), (3888, 61415), (4152, 57510), (4260, 56052), (4671, 51120), (4860, 49132), (5112, 46710), (5190, 46008), (5680, 42039), (5751, 41520), (6228, 38340), (6390, 37368), (6480, 36849), (6920, 34506), (7668, 31140), (7785, 30672), (8304, 28755), (8520, 28026), (9342, 25560), (9585, 24912), (9720, 24566), (10224, 23355), (10380, 23004), (11502, 20760), (12283, 19440), (12456, 19170), (12780, 18684), (13840, 17253), (14013, 17040), (15336, 15570)]