261285630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{3433}}^1$

素因数の和:3545

約数の個数: 64

約数和(自身を含む): 652734720

約数和(自身を除く): 391449090

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 59, 86, 118, 129, 177, 215, 258, 295, 354, 430, 590, 645, 885, 1290, 1770, 2537, 3433, 5074, 6866, 7611, 10299, 12685, 15222, 17165, 20598, 25370, 34330, 38055, 51495, 76110, 102990, 147619, 202547, 295238, 405094, 442857, 607641, 738095, 885714, 1012735, 1215282, 1476190, 2025470, 2214285, 3038205, 4428570, 6076410, 8709521, 17419042, 26128563, 43547605, 52257126, 87095210, 130642815, 261285630]

約数ペア:

[(1, 261285630), (2, 130642815), (3, 87095210), (5, 52257126), (6, 43547605), (10, 26128563), (15, 17419042), (30, 8709521), (43, 6076410), (59, 4428570), (86, 3038205), (118, 2214285), (129, 2025470), (177, 1476190), (215, 1215282), (258, 1012735), (295, 885714), (354, 738095), (430, 607641), (590, 442857), (645, 405094), (885, 295238), (1290, 202547), (1770, 147619), (2537, 102990), (3433, 76110), (5074, 51495), (6866, 38055), (7611, 34330), (10299, 25370), (12685, 20598), (15222, 17165)]