207603320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1873}}^1$

素因数の和:2064

約数の個数: 64

約数和(自身を含む): 497884320

約数和(自身を除く): 290281000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 163, 170, 326, 340, 652, 680, 815, 1304, 1630, 1873, 2771, 3260, 3746, 5542, 6520, 7492, 9365, 11084, 13855, 14984, 18730, 22168, 27710, 31841, 37460, 55420, 63682, 74920, 110840, 127364, 159205, 254728, 305299, 318410, 610598, 636820, 1221196, 1273640, 1526495, 2442392, 3052990, 5190083, 6105980, 10380166, 12211960, 20760332, 25950415, 41520664, 51900830, 103801660, 207603320]

約数ペア:

[(1, 207603320), (2, 103801660), (4, 51900830), (5, 41520664), (8, 25950415), (10, 20760332), (17, 12211960), (20, 10380166), (34, 6105980), (40, 5190083), (68, 3052990), (85, 2442392), (136, 1526495), (163, 1273640), (170, 1221196), (326, 636820), (340, 610598), (652, 318410), (680, 305299), (815, 254728), (1304, 159205), (1630, 127364), (1873, 110840), (2771, 74920), (3260, 63682), (3746, 55420), (5542, 37460), (6520, 31841), (7492, 27710), (9365, 22168), (11084, 18730), (13855, 14984)]