155897140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2113}}^1$

素因数の和:2177

約数の個数: 96

約数和(自身を含む): 409135104

約数和(自身を除く): 253237964

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 31, 34, 35, 62, 68, 70, 85, 119, 124, 140, 155, 170, 217, 238, 310, 340, 434, 476, 527, 595, 620, 868, 1054, 1085, 1190, 2108, 2113, 2170, 2380, 2635, 3689, 4226, 4340, 5270, 7378, 8452, 10540, 10565, 14756, 14791, 18445, 21130, 29582, 35921, 36890, 42260, 59164, 65503, 71842, 73780, 73955, 131006, 143684, 147910, 179605, 251447, 262012, 295820, 327515, 359210, 458521, 502894, 655030, 718420, 917042, 1005788, 1113551, 1257235, 1310060, 1834084, 2227102, 2292605, 2514470, 4454204, 4585210, 5028940, 5567755, 7794857, 9170420, 11135510, 15589714, 22271020, 31179428, 38974285, 77948570, 155897140]

約数ペア:

[(1, 155897140), (2, 77948570), (4, 38974285), (5, 31179428), (7, 22271020), (10, 15589714), (14, 11135510), (17, 9170420), (20, 7794857), (28, 5567755), (31, 5028940), (34, 4585210), (35, 4454204), (62, 2514470), (68, 2292605), (70, 2227102), (85, 1834084), (119, 1310060), (124, 1257235), (140, 1113551), (155, 1005788), (170, 917042), (217, 718420), (238, 655030), (310, 502894), (340, 458521), (434, 359210), (476, 327515), (527, 295820), (595, 262012), (620, 251447), (868, 179605), (1054, 147910), (1085, 143684), (1190, 131006), (2108, 73955), (2113, 73780), (2170, 71842), (2380, 65503), (2635, 59164), (3689, 42260), (4226, 36890), (4340, 35921), (5270, 29582), (7378, 21130), (8452, 18445), (10540, 14791), (10565, 14756)]