123495990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{523}}^1$

素因数の和:1013

約数の個数: 64

約数和(自身を含む): 315104256

約数和(自身を除く): 191608266

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 463, 510, 523, 926, 1046, 1389, 1569, 2315, 2615, 2778, 3138, 4630, 5230, 6945, 7845, 7871, 8891, 13890, 15690, 15742, 17782, 23613, 26673, 39355, 44455, 47226, 53346, 78710, 88910, 118065, 133365, 236130, 242149, 266730, 484298, 726447, 1210745, 1452894, 2421490, 3632235, 4116533, 7264470, 8233066, 12349599, 20582665, 24699198, 41165330, 61747995, 123495990]

約数ペア:

[(1, 123495990), (2, 61747995), (3, 41165330), (5, 24699198), (6, 20582665), (10, 12349599), (15, 8233066), (17, 7264470), (30, 4116533), (34, 3632235), (51, 2421490), (85, 1452894), (102, 1210745), (170, 726447), (255, 484298), (463, 266730), (510, 242149), (523, 236130), (926, 133365), (1046, 118065), (1389, 88910), (1569, 78710), (2315, 53346), (2615, 47226), (2778, 44455), (3138, 39355), (4630, 26673), (5230, 23613), (6945, 17782), (7845, 15742), (7871, 15690), (8891, 13890)]