287770320

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:272

約数の個数: 240

約数和(自身を含む): 1018809792

約数和(自身を除く): 731039472

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, 72, 80, 81, 90, 108, 113, 120, 131, 135, 144, 162, 180, 216, 226, 240, 243, 262, 270, 324, 339, 360, 393, 405, 432, 452, 486, 524, 540, 565, 648, 655, 678, 720, 786, 810, 904, 972, 1017, 1048, 1080, 1130, 1179, 1215, 1296, 1310, 1356, 1572, 1620, 1695, 1808, 1944, 1965, 2034, 2096, 2160, 2260, 2358, 2430, 2620, 2712, 3051, 3144, 3240, 3390, 3537, 3888, 3930, 4068, 4520, 4716, 4860, 5085, 5240, 5424, 5895, 6102, 6288, 6480, 6780, 7074, 7860, 8136, 9040, 9153, 9432, 9720, 10170, 10480, 10611, 11790, 12204, 13560, 14148, 14803, 15255, 15720, 16272, 17685, 18306, 18864, 19440, 20340, 21222, 23580, 24408, 27120, 27459, 28296, 29606, 30510, 31440, 31833, 35370, 36612, 40680, 42444, 44409, 45765, 47160, 48816, 53055, 54918, 56592, 59212, 61020, 63666, 70740, 73224, 74015, 81360, 84888, 88818, 91530, 94320, 106110, 109836, 118424, 122040, 127332, 133227, 137295, 141480, 146448, 148030, 159165, 169776, 177636, 183060, 212220, 219672, 222045, 236848, 244080, 254664, 266454, 274590, 282960, 296060, 318330, 355272, 366120, 399681, 424440, 439344, 444090, 509328, 532908, 549180, 592120, 636660, 666135, 710544, 732240, 799362, 848880, 888180, 1065816, 1098360, 1184240, 1199043, 1273320, 1332270, 1598724, 1776360, 1998405, 2131632, 2196720, 2398086, 2546640, 2664540, 3197448, 3552720, 3597129, 3996810, 4796172, 5329080, 5995215, 6394896, 7194258, 7993620, 9592344, 10658160, 11990430, 14388516, 15987240, 17985645, 19184688, 23980860, 28777032, 31974480, 35971290, 47961720, 57554064, 71942580, 95923440, 143885160, 287770320]

約数ペア:

[(1, 287770320), (2, 143885160), (3, 95923440), (4, 71942580), (5, 57554064), (6, 47961720), (8, 35971290), (9, 31974480), (10, 28777032), (12, 23980860), (15, 19184688), (16, 17985645), (18, 15987240), (20, 14388516), (24, 11990430), (27, 10658160), (30, 9592344), (36, 7993620), (40, 7194258), (45, 6394896), (48, 5995215), (54, 5329080), (60, 4796172), (72, 3996810), (80, 3597129), (81, 3552720), (90, 3197448), (108, 2664540), (113, 2546640), (120, 2398086), (131, 2196720), (135, 2131632), (144, 1998405), (162, 1776360), (180, 1598724), (216, 1332270), (226, 1273320), (240, 1199043), (243, 1184240), (262, 1098360), (270, 1065816), (324, 888180), (339, 848880), (360, 799362), (393, 732240), (405, 710544), (432, 666135), (452, 636660), (486, 592120), (524, 549180), (540, 532908), (565, 509328), (648, 444090), (655, 439344), (678, 424440), (720, 399681), (786, 366120), (810, 355272), (904, 318330), (972, 296060), (1017, 282960), (1048, 274590), (1080, 266454), (1130, 254664), (1179, 244080), (1215, 236848), (1296, 222045), (1310, 219672), (1356, 212220), (1572, 183060), (1620, 177636), (1695, 169776), (1808, 159165), (1944, 148030), (1965, 146448), (2034, 141480), (2096, 137295), (2160, 133227), (2260, 127332), (2358, 122040), (2430, 118424), (2620, 109836), (2712, 106110), (3051, 94320), (3144, 91530), (3240, 88818), (3390, 84888), (3537, 81360), (3888, 74015), (3930, 73224), (4068, 70740), (4520, 63666), (4716, 61020), (4860, 59212), (5085, 56592), (5240, 54918), (5424, 53055), (5895, 48816), (6102, 47160), (6288, 45765), (6480, 44409), (6780, 42444), (7074, 40680), (7860, 36612), (8136, 35370), (9040, 31833), (9153, 31440), (9432, 30510), (9720, 29606), (10170, 28296), (10480, 27459), (10611, 27120), (11790, 24408), (12204, 23580), (13560, 21222), (14148, 20340), (14803, 19440), (15255, 18864), (15720, 18306), (16272, 17685)]