214236280

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{373}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 491974560

約数和(自身を除く): 277738280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 173, 332, 346, 373, 415, 664, 692, 746, 830, 865, 1384, 1492, 1660, 1730, 1865, 2984, 3320, 3460, 3730, 6920, 7460, 14359, 14920, 28718, 30959, 57436, 61918, 64529, 71795, 114872, 123836, 129058, 143590, 154795, 247672, 258116, 287180, 309590, 322645, 516232, 574360, 619180, 645290, 1238360, 1290580, 2581160, 5355907, 10711814, 21423628, 26779535, 42847256, 53559070, 107118140, 214236280]

約数ペア:

[(1, 214236280), (2, 107118140), (4, 53559070), (5, 42847256), (8, 26779535), (10, 21423628), (20, 10711814), (40, 5355907), (83, 2581160), (166, 1290580), (173, 1238360), (332, 645290), (346, 619180), (373, 574360), (415, 516232), (664, 322645), (692, 309590), (746, 287180), (830, 258116), (865, 247672), (1384, 154795), (1492, 143590), (1660, 129058), (1730, 123836), (1865, 114872), (2984, 71795), (3320, 64529), (3460, 61918), (3730, 57436), (6920, 30959), (7460, 28718), (14359, 14920)]