61236280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 162108000

約数和(自身を除く): 100871720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 157, 196, 199, 245, 280, 314, 392, 398, 490, 628, 785, 796, 980, 995, 1099, 1256, 1393, 1570, 1592, 1960, 1990, 2198, 2786, 3140, 3980, 4396, 5495, 5572, 6280, 6965, 7693, 7960, 8792, 9751, 10990, 11144, 13930, 15386, 19502, 21980, 27860, 30772, 31243, 38465, 39004, 43960, 48755, 55720, 61544, 62486, 76930, 78008, 97510, 124972, 153860, 156215, 195020, 218701, 249944, 307720, 312430, 390040, 437402, 624860, 874804, 1093505, 1249720, 1530907, 1749608, 2187010, 3061814, 4374020, 6123628, 7654535, 8748040, 12247256, 15309070, 30618140, 61236280]

約数ペア:

[(1, 61236280), (2, 30618140), (4, 15309070), (5, 12247256), (7, 8748040), (8, 7654535), (10, 6123628), (14, 4374020), (20, 3061814), (28, 2187010), (35, 1749608), (40, 1530907), (49, 1249720), (56, 1093505), (70, 874804), (98, 624860), (140, 437402), (157, 390040), (196, 312430), (199, 307720), (245, 249944), (280, 218701), (314, 195020), (392, 156215), (398, 153860), (490, 124972), (628, 97510), (785, 78008), (796, 76930), (980, 62486), (995, 61544), (1099, 55720), (1256, 48755), (1393, 43960), (1570, 39004), (1592, 38465), (1960, 31243), (1990, 30772), (2198, 27860), (2786, 21980), (3140, 19502), (3980, 15386), (4396, 13930), (5495, 11144), (5572, 10990), (6280, 9751), (6965, 8792), (7693, 7960)]