71052240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{42293}}^1$

素因数の和:42316

約数の個数: 80

約数和(自身を含む): 251733888

約数和(自身を除く): 180681648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 42293, 84586, 126879, 169172, 211465, 253758, 296051, 338344, 422930, 507516, 592102, 634395, 676688, 845860, 888153, 1015032, 1184204, 1268790, 1480255, 1691720, 1776306, 2030064, 2368408, 2537580, 2960510, 3383440, 3552612, 4440765, 4736816, 5075160, 5921020, 7105224, 8881530, 10150320, 11842040, 14210448, 17763060, 23684080, 35526120, 71052240]

約数ペア:

[(1, 71052240), (2, 35526120), (3, 23684080), (4, 17763060), (5, 14210448), (6, 11842040), (7, 10150320), (8, 8881530), (10, 7105224), (12, 5921020), (14, 5075160), (15, 4736816), (16, 4440765), (20, 3552612), (21, 3383440), (24, 2960510), (28, 2537580), (30, 2368408), (35, 2030064), (40, 1776306), (42, 1691720), (48, 1480255), (56, 1268790), (60, 1184204), (70, 1015032), (80, 888153), (84, 845860), (105, 676688), (112, 634395), (120, 592102), (140, 507516), (168, 422930), (210, 338344), (240, 296051), (280, 253758), (336, 211465), (420, 169172), (560, 126879), (840, 84586), (1680, 42293)]