340905420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3011}}^1$

素因数の和:3080

約数の個数: 144

約数和(自身を含む): 1124873568

約数和(自身を除く): 783968148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 37, 45, 51, 60, 68, 74, 85, 90, 102, 111, 148, 153, 170, 180, 185, 204, 222, 255, 306, 333, 340, 370, 444, 510, 555, 612, 629, 666, 740, 765, 1020, 1110, 1258, 1332, 1530, 1665, 1887, 2220, 2516, 3011, 3060, 3145, 3330, 3774, 5661, 6022, 6290, 6660, 7548, 9033, 9435, 11322, 12044, 12580, 15055, 18066, 18870, 22644, 27099, 28305, 30110, 36132, 37740, 45165, 51187, 54198, 56610, 60220, 90330, 102374, 108396, 111407, 113220, 135495, 153561, 180660, 204748, 222814, 255935, 270990, 307122, 334221, 445628, 460683, 511870, 541980, 557035, 614244, 668442, 767805, 921366, 1002663, 1023740, 1114070, 1336884, 1535610, 1671105, 1842732, 1893919, 2005326, 2228140, 2303415, 3071220, 3342210, 3787838, 4010652, 4606830, 5013315, 5681757, 6684420, 7575676, 9213660, 9469595, 10026630, 11363514, 17045271, 18939190, 20053260, 22727028, 28408785, 34090542, 37878380, 56817570, 68181084, 85226355, 113635140, 170452710, 340905420]

約数ペア:

[(1, 340905420), (2, 170452710), (3, 113635140), (4, 85226355), (5, 68181084), (6, 56817570), (9, 37878380), (10, 34090542), (12, 28408785), (15, 22727028), (17, 20053260), (18, 18939190), (20, 17045271), (30, 11363514), (34, 10026630), (36, 9469595), (37, 9213660), (45, 7575676), (51, 6684420), (60, 5681757), (68, 5013315), (74, 4606830), (85, 4010652), (90, 3787838), (102, 3342210), (111, 3071220), (148, 2303415), (153, 2228140), (170, 2005326), (180, 1893919), (185, 1842732), (204, 1671105), (222, 1535610), (255, 1336884), (306, 1114070), (333, 1023740), (340, 1002663), (370, 921366), (444, 767805), (510, 668442), (555, 614244), (612, 557035), (629, 541980), (666, 511870), (740, 460683), (765, 445628), (1020, 334221), (1110, 307122), (1258, 270990), (1332, 255935), (1530, 222814), (1665, 204748), (1887, 180660), (2220, 153561), (2516, 135495), (3011, 113220), (3060, 111407), (3145, 108396), (3330, 102374), (3774, 90330), (5661, 60220), (6022, 56610), (6290, 54198), (6660, 51187), (7548, 45165), (9033, 37740), (9435, 36132), (11322, 30110), (12044, 28305), (12580, 27099), (15055, 22644), (18066, 18870)]