215397720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:314

約数の個数: 192

約数和(自身を含む): 730566720

約数和(自身を除く): 515169000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 72, 74, 90, 103, 111, 120, 148, 157, 180, 185, 206, 222, 296, 309, 314, 333, 360, 370, 412, 444, 471, 515, 555, 618, 628, 666, 740, 785, 824, 888, 927, 942, 1030, 1110, 1236, 1256, 1332, 1413, 1480, 1545, 1570, 1665, 1854, 1884, 2060, 2220, 2355, 2472, 2664, 2826, 3090, 3140, 3330, 3708, 3768, 3811, 4120, 4440, 4635, 4710, 5652, 5809, 6180, 6280, 6660, 7065, 7416, 7622, 9270, 9420, 11304, 11433, 11618, 12360, 13320, 14130, 15244, 16171, 17427, 18540, 18840, 19055, 22866, 23236, 28260, 29045, 30488, 32342, 34299, 34854, 37080, 38110, 45732, 46472, 48513, 52281, 56520, 57165, 58090, 64684, 68598, 69708, 76220, 80855, 87135, 91464, 97026, 104562, 114330, 116180, 129368, 137196, 139416, 145539, 152440, 161710, 171495, 174270, 194052, 209124, 228660, 232360, 242565, 261405, 274392, 291078, 323420, 342990, 348540, 388104, 418248, 457320, 485130, 522810, 582156, 598327, 646840, 685980, 697080, 727695, 970260, 1045620, 1164312, 1196654, 1371960, 1455390, 1794981, 1940520, 2091240, 2393308, 2910780, 2991635, 3589962, 4786616, 5384943, 5821560, 5983270, 7179924, 8974905, 10769886, 11966540, 14359848, 17949810, 21539772, 23933080, 26924715, 35899620, 43079544, 53849430, 71799240, 107698860, 215397720]

約数ペア:

[(1, 215397720), (2, 107698860), (3, 71799240), (4, 53849430), (5, 43079544), (6, 35899620), (8, 26924715), (9, 23933080), (10, 21539772), (12, 17949810), (15, 14359848), (18, 11966540), (20, 10769886), (24, 8974905), (30, 7179924), (36, 5983270), (37, 5821560), (40, 5384943), (45, 4786616), (60, 3589962), (72, 2991635), (74, 2910780), (90, 2393308), (103, 2091240), (111, 1940520), (120, 1794981), (148, 1455390), (157, 1371960), (180, 1196654), (185, 1164312), (206, 1045620), (222, 970260), (296, 727695), (309, 697080), (314, 685980), (333, 646840), (360, 598327), (370, 582156), (412, 522810), (444, 485130), (471, 457320), (515, 418248), (555, 388104), (618, 348540), (628, 342990), (666, 323420), (740, 291078), (785, 274392), (824, 261405), (888, 242565), (927, 232360), (942, 228660), (1030, 209124), (1110, 194052), (1236, 174270), (1256, 171495), (1332, 161710), (1413, 152440), (1480, 145539), (1545, 139416), (1570, 137196), (1665, 129368), (1854, 116180), (1884, 114330), (2060, 104562), (2220, 97026), (2355, 91464), (2472, 87135), (2664, 80855), (2826, 76220), (3090, 69708), (3140, 68598), (3330, 64684), (3708, 58090), (3768, 57165), (3811, 56520), (4120, 52281), (4440, 48513), (4635, 46472), (4710, 45732), (5652, 38110), (5809, 37080), (6180, 34854), (6280, 34299), (6660, 32342), (7065, 30488), (7416, 29045), (7622, 28260), (9270, 23236), (9420, 22866), (11304, 19055), (11433, 18840), (11618, 18540), (12360, 17427), (13320, 16171), (14130, 15244)]