156802940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^2$

素因数の和:188

約数の個数: 108

約数和(自身を含む): 398486088

約数和(自身を除く): 241683148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 61, 70, 86, 98, 122, 140, 172, 196, 215, 244, 245, 301, 305, 427, 430, 490, 602, 610, 854, 860, 980, 1204, 1220, 1505, 1708, 2107, 2135, 2623, 2989, 3010, 3721, 4214, 4270, 5246, 5978, 6020, 7442, 8428, 8540, 10492, 10535, 11956, 13115, 14884, 14945, 18361, 18605, 21070, 26047, 26230, 29890, 36722, 37210, 42140, 52094, 52460, 59780, 73444, 74420, 91805, 104188, 128527, 130235, 160003, 182329, 183610, 257054, 260470, 320006, 364658, 367220, 514108, 520940, 640012, 642635, 729316, 800015, 911645, 1120021, 1285270, 1600030, 1823290, 2240042, 2570540, 3200060, 3646580, 4480084, 5600105, 7840147, 11200210, 15680294, 22400420, 31360588, 39200735, 78401470, 156802940]

約数ペア:

[(1, 156802940), (2, 78401470), (4, 39200735), (5, 31360588), (7, 22400420), (10, 15680294), (14, 11200210), (20, 7840147), (28, 5600105), (35, 4480084), (43, 3646580), (49, 3200060), (61, 2570540), (70, 2240042), (86, 1823290), (98, 1600030), (122, 1285270), (140, 1120021), (172, 911645), (196, 800015), (215, 729316), (244, 642635), (245, 640012), (301, 520940), (305, 514108), (427, 367220), (430, 364658), (490, 320006), (602, 260470), (610, 257054), (854, 183610), (860, 182329), (980, 160003), (1204, 130235), (1220, 128527), (1505, 104188), (1708, 91805), (2107, 74420), (2135, 73444), (2623, 59780), (2989, 52460), (3010, 52094), (3721, 42140), (4214, 37210), (4270, 36722), (5246, 29890), (5978, 26230), (6020, 26047), (7442, 21070), (8428, 18605), (8540, 18361), (10492, 14945), (10535, 14884), (11956, 13115)]