287808960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:579

約数の個数: 224

約数和(自身を含む): 994867200

約数和(自身を除く): 707058240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 32, 38, 40, 48, 57, 60, 62, 64, 76, 80, 93, 95, 96, 114, 120, 124, 152, 155, 160, 186, 190, 192, 228, 240, 248, 285, 304, 310, 320, 372, 380, 456, 465, 480, 496, 509, 570, 589, 608, 620, 744, 760, 912, 930, 960, 992, 1018, 1140, 1178, 1216, 1240, 1488, 1520, 1527, 1767, 1824, 1860, 1984, 2036, 2280, 2356, 2480, 2545, 2945, 2976, 3040, 3054, 3534, 3648, 3720, 4072, 4560, 4712, 4960, 5090, 5890, 5952, 6080, 6108, 7068, 7440, 7635, 8144, 8835, 9120, 9424, 9671, 9920, 10180, 11780, 12216, 14136, 14880, 15270, 15779, 16288, 17670, 18240, 18848, 19342, 20360, 23560, 24432, 28272, 29013, 29760, 30540, 31558, 32576, 35340, 37696, 38684, 40720, 47120, 47337, 48355, 48864, 56544, 58026, 61080, 63116, 70680, 77368, 78895, 81440, 94240, 94674, 96710, 97728, 113088, 116052, 122160, 126232, 141360, 145065, 154736, 157790, 162880, 188480, 189348, 193420, 232104, 236685, 244320, 252464, 282720, 290130, 299801, 309472, 315580, 378696, 386840, 464208, 473370, 488640, 504928, 565440, 580260, 599602, 618944, 631160, 757392, 773680, 899403, 928416, 946740, 1009856, 1160520, 1199204, 1262320, 1499005, 1514784, 1547360, 1798806, 1856832, 1893480, 2321040, 2398408, 2524640, 2998010, 3029568, 3094720, 3597612, 3786960, 4497015, 4642080, 4796816, 5049280, 5996020, 7195224, 7573920, 8994030, 9284160, 9593632, 11992040, 14390448, 15147840, 17988060, 19187264, 23984080, 28780896, 35976120, 47968160, 57561792, 71952240, 95936320, 143904480, 287808960]

約数ペア:

[(1, 287808960), (2, 143904480), (3, 95936320), (4, 71952240), (5, 57561792), (6, 47968160), (8, 35976120), (10, 28780896), (12, 23984080), (15, 19187264), (16, 17988060), (19, 15147840), (20, 14390448), (24, 11992040), (30, 9593632), (31, 9284160), (32, 8994030), (38, 7573920), (40, 7195224), (48, 5996020), (57, 5049280), (60, 4796816), (62, 4642080), (64, 4497015), (76, 3786960), (80, 3597612), (93, 3094720), (95, 3029568), (96, 2998010), (114, 2524640), (120, 2398408), (124, 2321040), (152, 1893480), (155, 1856832), (160, 1798806), (186, 1547360), (190, 1514784), (192, 1499005), (228, 1262320), (240, 1199204), (248, 1160520), (285, 1009856), (304, 946740), (310, 928416), (320, 899403), (372, 773680), (380, 757392), (456, 631160), (465, 618944), (480, 599602), (496, 580260), (509, 565440), (570, 504928), (589, 488640), (608, 473370), (620, 464208), (744, 386840), (760, 378696), (912, 315580), (930, 309472), (960, 299801), (992, 290130), (1018, 282720), (1140, 252464), (1178, 244320), (1216, 236685), (1240, 232104), (1488, 193420), (1520, 189348), (1527, 188480), (1767, 162880), (1824, 157790), (1860, 154736), (1984, 145065), (2036, 141360), (2280, 126232), (2356, 122160), (2480, 116052), (2545, 113088), (2945, 97728), (2976, 96710), (3040, 94674), (3054, 94240), (3534, 81440), (3648, 78895), (3720, 77368), (4072, 70680), (4560, 63116), (4712, 61080), (4960, 58026), (5090, 56544), (5890, 48864), (5952, 48355), (6080, 47337), (6108, 47120), (7068, 40720), (7440, 38684), (7635, 37696), (8144, 35340), (8835, 32576), (9120, 31558), (9424, 30540), (9671, 29760), (9920, 29013), (10180, 28272), (11780, 24432), (12216, 23560), (14136, 20360), (14880, 19342), (15270, 18848), (15779, 18240), (16288, 17670)]