821160240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:260

約数の個数: 320

約数和(自身を含む): 2858864640

約数和(自身を除く): 2037704400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 37, 38, 40, 48, 57, 60, 62, 74, 76, 80, 93, 95, 111, 114, 120, 124, 148, 152, 155, 157, 185, 186, 190, 222, 228, 240, 248, 285, 296, 304, 310, 314, 370, 372, 380, 444, 456, 465, 471, 496, 555, 570, 589, 592, 620, 628, 703, 740, 744, 760, 785, 888, 912, 930, 942, 1110, 1140, 1147, 1178, 1240, 1256, 1406, 1480, 1488, 1520, 1570, 1767, 1776, 1860, 1884, 2109, 2220, 2280, 2294, 2355, 2356, 2480, 2512, 2812, 2945, 2960, 2983, 3140, 3441, 3515, 3534, 3720, 3768, 4218, 4440, 4560, 4588, 4710, 4712, 4867, 5624, 5735, 5809, 5890, 5966, 6280, 6882, 7030, 7068, 7440, 7536, 8436, 8835, 8880, 8949, 9176, 9420, 9424, 9734, 10545, 11248, 11470, 11618, 11780, 11932, 12560, 13764, 14060, 14136, 14601, 14915, 16872, 17205, 17427, 17670, 17898, 18352, 18840, 19468, 21090, 21793, 22940, 23236, 23560, 23864, 24335, 27528, 28120, 28272, 29045, 29202, 29830, 33744, 34410, 34854, 35340, 35796, 37680, 38936, 42180, 43586, 44745, 45880, 46472, 47120, 47728, 48670, 55056, 56240, 58090, 58404, 59660, 65379, 68820, 69708, 70680, 71592, 73005, 77872, 84360, 87135, 87172, 89490, 91760, 92473, 92944, 97340, 108965, 110371, 116180, 116808, 119320, 130758, 137640, 139416, 141360, 143184, 146010, 168720, 174270, 174344, 178980, 180079, 184946, 194680, 217930, 220742, 232360, 233616, 238640, 261516, 275280, 277419, 278832, 292020, 326895, 331113, 348540, 348688, 357960, 360158, 369892, 389360, 435860, 441484, 462365, 464720, 523032, 540237, 551855, 554838, 584040, 653790, 662226, 697080, 715920, 720316, 739784, 871720, 882968, 900395, 924730, 1046064, 1080474, 1103710, 1109676, 1168080, 1307580, 1324452, 1387095, 1394160, 1440632, 1479568, 1655565, 1743440, 1765936, 1800790, 1849460, 2160948, 2207420, 2219352, 2615160, 2648904, 2701185, 2774190, 2881264, 3311130, 3421501, 3601580, 3698920, 4321896, 4414840, 4438704, 5230320, 5297808, 5402370, 5548380, 6622260, 6843002, 7203160, 7397840, 8643792, 8829680, 10264503, 10804740, 11096760, 13244520, 13686004, 14406320, 17107505, 20529006, 21609480, 22193520, 26489040, 27372008, 34215010, 41058012, 43218960, 51322515, 54744016, 68430020, 82116024, 102645030, 136860040, 164232048, 205290060, 273720080, 410580120, 821160240]

約数ペア:

[(1, 821160240), (2, 410580120), (3, 273720080), (4, 205290060), (5, 164232048), (6, 136860040), (8, 102645030), (10, 82116024), (12, 68430020), (15, 54744016), (16, 51322515), (19, 43218960), (20, 41058012), (24, 34215010), (30, 27372008), (31, 26489040), (37, 22193520), (38, 21609480), (40, 20529006), (48, 17107505), (57, 14406320), (60, 13686004), (62, 13244520), (74, 11096760), (76, 10804740), (80, 10264503), (93, 8829680), (95, 8643792), (111, 7397840), (114, 7203160), (120, 6843002), (124, 6622260), (148, 5548380), (152, 5402370), (155, 5297808), (157, 5230320), (185, 4438704), (186, 4414840), (190, 4321896), (222, 3698920), (228, 3601580), (240, 3421501), (248, 3311130), (285, 2881264), (296, 2774190), (304, 2701185), (310, 2648904), (314, 2615160), (370, 2219352), (372, 2207420), (380, 2160948), (444, 1849460), (456, 1800790), (465, 1765936), (471, 1743440), (496, 1655565), (555, 1479568), (570, 1440632), (589, 1394160), (592, 1387095), (620, 1324452), (628, 1307580), (703, 1168080), (740, 1109676), (744, 1103710), (760, 1080474), (785, 1046064), (888, 924730), (912, 900395), (930, 882968), (942, 871720), (1110, 739784), (1140, 720316), (1147, 715920), (1178, 697080), (1240, 662226), (1256, 653790), (1406, 584040), (1480, 554838), (1488, 551855), (1520, 540237), (1570, 523032), (1767, 464720), (1776, 462365), (1860, 441484), (1884, 435860), (2109, 389360), (2220, 369892), (2280, 360158), (2294, 357960), (2355, 348688), (2356, 348540), (2480, 331113), (2512, 326895), (2812, 292020), (2945, 278832), (2960, 277419), (2983, 275280), (3140, 261516), (3441, 238640), (3515, 233616), (3534, 232360), (3720, 220742), (3768, 217930), (4218, 194680), (4440, 184946), (4560, 180079), (4588, 178980), (4710, 174344), (4712, 174270), (4867, 168720), (5624, 146010), (5735, 143184), (5809, 141360), (5890, 139416), (5966, 137640), (6280, 130758), (6882, 119320), (7030, 116808), (7068, 116180), (7440, 110371), (7536, 108965), (8436, 97340), (8835, 92944), (8880, 92473), (8949, 91760), (9176, 89490), (9420, 87172), (9424, 87135), (9734, 84360), (10545, 77872), (11248, 73005), (11470, 71592), (11618, 70680), (11780, 69708), (11932, 68820), (12560, 65379), (13764, 59660), (14060, 58404), (14136, 58090), (14601, 56240), (14915, 55056), (16872, 48670), (17205, 47728), (17427, 47120), (17670, 46472), (17898, 45880), (18352, 44745), (18840, 43586), (19468, 42180), (21090, 38936), (21793, 37680), (22940, 35796), (23236, 35340), (23560, 34854), (23864, 34410), (24335, 33744), (27528, 29830), (28120, 29202), (28272, 29045)]