182177720

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 419839200

約数和(自身を除く): 237661480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 197, 244, 305, 379, 394, 488, 610, 758, 788, 985, 1220, 1516, 1576, 1895, 1970, 2440, 3032, 3790, 3940, 7580, 7880, 12017, 15160, 23119, 24034, 46238, 48068, 60085, 74663, 92476, 96136, 115595, 120170, 149326, 184952, 231190, 240340, 298652, 373315, 462380, 480680, 597304, 746630, 924760, 1493260, 2986520, 4554443, 9108886, 18217772, 22772215, 36435544, 45544430, 91088860, 182177720]

約数ペア:

[(1, 182177720), (2, 91088860), (4, 45544430), (5, 36435544), (8, 22772215), (10, 18217772), (20, 9108886), (40, 4554443), (61, 2986520), (122, 1493260), (197, 924760), (244, 746630), (305, 597304), (379, 480680), (394, 462380), (488, 373315), (610, 298652), (758, 240340), (788, 231190), (985, 184952), (1220, 149326), (1516, 120170), (1576, 115595), (1895, 96136), (1970, 92476), (2440, 74663), (3032, 60085), (3790, 48068), (3940, 46238), (7580, 24034), (7880, 23119), (12017, 15160)]