2630890640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151549}}^1$

素因数の和:151600

約数の個数: 80

約数和(自身を含む): 7216204800

約数和(自身を除く): 4585314160

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, 8680, 17360, 151549, 303098, 606196, 757745, 1060843, 1212392, 1515490, 2121686, 2424784, 3030980, 4243372, 4698019, 5304215, 6061960, 8486744, 9396038, 10608430, 12123920, 16973488, 18792076, 21216860, 23490095, 32886133, 37584152, 42433720, 46980190, 65772266, 75168304, 84867440, 93960380, 131544532, 164430665, 187920760, 263089064, 328861330, 375841520, 526178128, 657722660, 1315445320, 2630890640]

約数ペア:

[(1, 2630890640), (2, 1315445320), (4, 657722660), (5, 526178128), (7, 375841520), (8, 328861330), (10, 263089064), (14, 187920760), (16, 164430665), (20, 131544532), (28, 93960380), (31, 84867440), (35, 75168304), (40, 65772266), (56, 46980190), (62, 42433720), (70, 37584152), (80, 32886133), (112, 23490095), (124, 21216860), (140, 18792076), (155, 16973488), (217, 12123920), (248, 10608430), (280, 9396038), (310, 8486744), (434, 6061960), (496, 5304215), (560, 4698019), (620, 4243372), (868, 3030980), (1085, 2424784), (1240, 2121686), (1736, 1515490), (2170, 1212392), (2480, 1060843), (3472, 757745), (4340, 606196), (8680, 303098), (17360, 151549)]