154903140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{122939}}^1$

素因数の和:122961

約数の個数: 72

約数和(自身を含む): 537001920

約数和(自身を除く): 382098780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 122939, 245878, 368817, 491756, 614695, 737634, 860573, 1106451, 1229390, 1475268, 1721146, 1844085, 2212902, 2458780, 2581719, 3442292, 3688170, 4302865, 4425804, 5163438, 5532255, 7376340, 7745157, 8605730, 10326876, 11064510, 12908595, 15490314, 17211460, 22129020, 25817190, 30980628, 38725785, 51634380, 77451570, 154903140]

約数ペア:

[(1, 154903140), (2, 77451570), (3, 51634380), (4, 38725785), (5, 30980628), (6, 25817190), (7, 22129020), (9, 17211460), (10, 15490314), (12, 12908595), (14, 11064510), (15, 10326876), (18, 8605730), (20, 7745157), (21, 7376340), (28, 5532255), (30, 5163438), (35, 4425804), (36, 4302865), (42, 3688170), (45, 3442292), (60, 2581719), (63, 2458780), (70, 2212902), (84, 1844085), (90, 1721146), (105, 1475268), (126, 1229390), (140, 1106451), (180, 860573), (210, 737634), (252, 614695), (315, 491756), (420, 368817), (630, 245878), (1260, 122939)]