140406840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{55717}}^1$

素因数の和:55741

約数の個数: 96

約数和(自身を含む): 521520480

約数和(自身を除く): 381113640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 55717, 111434, 167151, 222868, 278585, 334302, 390019, 445736, 501453, 557170, 668604, 780038, 835755, 1002906, 1114340, 1170057, 1337208, 1560076, 1671510, 1950095, 2005812, 2228680, 2340114, 2507265, 3120152, 3343020, 3510171, 3900190, 4011624, 4680228, 5014530, 5850285, 6686040, 7020342, 7800380, 9360456, 10029060, 11700570, 14040684, 15600760, 17550855, 20058120, 23401140, 28081368, 35101710, 46802280, 70203420, 140406840]

約数ペア:

[(1, 140406840), (2, 70203420), (3, 46802280), (4, 35101710), (5, 28081368), (6, 23401140), (7, 20058120), (8, 17550855), (9, 15600760), (10, 14040684), (12, 11700570), (14, 10029060), (15, 9360456), (18, 7800380), (20, 7020342), (21, 6686040), (24, 5850285), (28, 5014530), (30, 4680228), (35, 4011624), (36, 3900190), (40, 3510171), (42, 3343020), (45, 3120152), (56, 2507265), (60, 2340114), (63, 2228680), (70, 2005812), (72, 1950095), (84, 1671510), (90, 1560076), (105, 1337208), (120, 1170057), (126, 1114340), (140, 1002906), (168, 835755), (180, 780038), (210, 668604), (252, 557170), (280, 501453), (315, 445736), (360, 390019), (420, 334302), (504, 278585), (630, 222868), (840, 167151), (1260, 111434), (2520, 55717)]