217163970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:329

約数の個数: 128

約数和(自身を含む): 600652800

約数和(自身を除く): 383488830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 90, 94, 109, 135, 141, 157, 218, 235, 270, 282, 314, 327, 423, 470, 471, 545, 654, 705, 785, 846, 942, 981, 1090, 1269, 1410, 1413, 1570, 1635, 1962, 2115, 2355, 2538, 2826, 2943, 3270, 4230, 4239, 4710, 4905, 5123, 5886, 6345, 7065, 7379, 8478, 9810, 10246, 12690, 14130, 14715, 14758, 15369, 17113, 21195, 22137, 25615, 29430, 30738, 34226, 36895, 42390, 44274, 46107, 51230, 51339, 66411, 73790, 76845, 85565, 92214, 102678, 110685, 132822, 138321, 153690, 154017, 171130, 199233, 221370, 230535, 256695, 276642, 308034, 332055, 398466, 461070, 462051, 513390, 664110, 691605, 770085, 804311, 924102, 996165, 1383210, 1540170, 1608622, 1992330, 2310255, 2412933, 4021555, 4620510, 4825866, 7238799, 8043110, 12064665, 14477598, 21716397, 24129330, 36193995, 43432794, 72387990, 108581985, 217163970]

約数ペア:

[(1, 217163970), (2, 108581985), (3, 72387990), (5, 43432794), (6, 36193995), (9, 24129330), (10, 21716397), (15, 14477598), (18, 12064665), (27, 8043110), (30, 7238799), (45, 4825866), (47, 4620510), (54, 4021555), (90, 2412933), (94, 2310255), (109, 1992330), (135, 1608622), (141, 1540170), (157, 1383210), (218, 996165), (235, 924102), (270, 804311), (282, 770085), (314, 691605), (327, 664110), (423, 513390), (470, 462051), (471, 461070), (545, 398466), (654, 332055), (705, 308034), (785, 276642), (846, 256695), (942, 230535), (981, 221370), (1090, 199233), (1269, 171130), (1410, 154017), (1413, 153690), (1570, 138321), (1635, 132822), (1962, 110685), (2115, 102678), (2355, 92214), (2538, 85565), (2826, 76845), (2943, 73790), (3270, 66411), (4230, 51339), (4239, 51230), (4710, 46107), (4905, 44274), (5123, 42390), (5886, 36895), (6345, 34226), (7065, 30738), (7379, 29430), (8478, 25615), (9810, 22137), (10246, 21195), (12690, 17113), (14130, 15369), (14715, 14758)]