139904240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8059}}^1$

素因数の和:8110

約数の個数: 80

約数和(自身を含む): 383784960

約数和(自身を除く): 243880720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8059, 8680, 16118, 17360, 32236, 40295, 56413, 64472, 80590, 112826, 128944, 161180, 225652, 249829, 282065, 322360, 451304, 499658, 564130, 644720, 902608, 999316, 1128260, 1249145, 1748803, 1998632, 2256520, 2498290, 3497606, 3997264, 4513040, 4996580, 6995212, 8744015, 9993160, 13990424, 17488030, 19986320, 27980848, 34976060, 69952120, 139904240]

約数ペア:

[(1, 139904240), (2, 69952120), (4, 34976060), (5, 27980848), (7, 19986320), (8, 17488030), (10, 13990424), (14, 9993160), (16, 8744015), (20, 6995212), (28, 4996580), (31, 4513040), (35, 3997264), (40, 3497606), (56, 2498290), (62, 2256520), (70, 1998632), (80, 1748803), (112, 1249145), (124, 1128260), (140, 999316), (155, 902608), (217, 644720), (248, 564130), (280, 499658), (310, 451304), (434, 322360), (496, 282065), (560, 249829), (620, 225652), (868, 161180), (1085, 128944), (1240, 112826), (1736, 80590), (2170, 64472), (2480, 56413), (3472, 40295), (4340, 32236), (8059, 17360), (8680, 16118)]