383940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{79}}^1$

素因数の和:103

約数の個数: 72

約数和(自身を含む): 1223040

約数和(自身を除く): 839100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 81, 90, 108, 135, 158, 162, 180, 237, 243, 270, 316, 324, 395, 405, 474, 486, 540, 711, 790, 810, 948, 972, 1185, 1215, 1422, 1580, 1620, 2133, 2370, 2430, 2844, 3555, 4266, 4740, 4860, 6399, 7110, 8532, 10665, 12798, 14220, 19197, 21330, 25596, 31995, 38394, 42660, 63990, 76788, 95985, 127980, 191970, 383940]

約数ペア:

[(1, 383940), (2, 191970), (3, 127980), (4, 95985), (5, 76788), (6, 63990), (9, 42660), (10, 38394), (12, 31995), (15, 25596), (18, 21330), (20, 19197), (27, 14220), (30, 12798), (36, 10665), (45, 8532), (54, 7110), (60, 6399), (79, 4860), (81, 4740), (90, 4266), (108, 3555), (135, 2844), (158, 2430), (162, 2370), (180, 2133), (237, 1620), (243, 1580), (270, 1422), (316, 1215), (324, 1185), (395, 972), (405, 948), (474, 810), (486, 790), (540, 711)]