242156840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{356113}}^1$

素因数の和:356141

約数の個数: 32

約数和(自身を含む): 576904680

約数和(自身を除く): 334747840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 356113, 712226, 1424452, 1780565, 2848904, 3561130, 6053921, 7122260, 12107842, 14244520, 24215684, 30269605, 48431368, 60539210, 121078420, 242156840]

約数ペア:

[(1, 242156840), (2, 121078420), (4, 60539210), (5, 48431368), (8, 30269605), (10, 24215684), (17, 14244520), (20, 12107842), (34, 7122260), (40, 6053921), (68, 3561130), (85, 2848904), (136, 1780565), (170, 1424452), (340, 712226), (680, 356113)]