144424520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1303}}^1$

素因数の和:1494

約数の個数: 64

約数和(自身を含む): 346446720

約数和(自身を除く): 202022200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 163, 170, 326, 340, 652, 680, 815, 1303, 1304, 1630, 2606, 2771, 3260, 5212, 5542, 6515, 6520, 10424, 11084, 13030, 13855, 22151, 22168, 26060, 27710, 44302, 52120, 55420, 88604, 110755, 110840, 177208, 212389, 221510, 424778, 443020, 849556, 886040, 1061945, 1699112, 2123890, 3610613, 4247780, 7221226, 8495560, 14442452, 18053065, 28884904, 36106130, 72212260, 144424520]

約数ペア:

[(1, 144424520), (2, 72212260), (4, 36106130), (5, 28884904), (8, 18053065), (10, 14442452), (17, 8495560), (20, 7221226), (34, 4247780), (40, 3610613), (68, 2123890), (85, 1699112), (136, 1061945), (163, 886040), (170, 849556), (326, 443020), (340, 424778), (652, 221510), (680, 212389), (815, 177208), (1303, 110840), (1304, 110755), (1630, 88604), (2606, 55420), (2771, 52120), (3260, 44302), (5212, 27710), (5542, 26060), (6515, 22168), (6520, 22151), (10424, 13855), (11084, 13030)]