127119760

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{349}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 308574000

約数和(自身を除く): 181454240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 157, 232, 290, 314, 349, 464, 580, 628, 698, 785, 1160, 1256, 1396, 1570, 1745, 2320, 2512, 2792, 3140, 3490, 4553, 5584, 6280, 6980, 9106, 10121, 12560, 13960, 18212, 20242, 22765, 27920, 36424, 40484, 45530, 50605, 54793, 72848, 80968, 91060, 101210, 109586, 161936, 182120, 202420, 219172, 273965, 364240, 404840, 438344, 547930, 809680, 876688, 1095860, 1588997, 2191720, 3177994, 4383440, 6355988, 7944985, 12711976, 15889970, 25423952, 31779940, 63559880, 127119760]

約数ペア:

[(1, 127119760), (2, 63559880), (4, 31779940), (5, 25423952), (8, 15889970), (10, 12711976), (16, 7944985), (20, 6355988), (29, 4383440), (40, 3177994), (58, 2191720), (80, 1588997), (116, 1095860), (145, 876688), (157, 809680), (232, 547930), (290, 438344), (314, 404840), (349, 364240), (464, 273965), (580, 219172), (628, 202420), (698, 182120), (785, 161936), (1160, 109586), (1256, 101210), (1396, 91060), (1570, 80968), (1745, 72848), (2320, 54793), (2512, 50605), (2792, 45530), (3140, 40484), (3490, 36424), (4553, 27920), (5584, 22765), (6280, 20242), (6980, 18212), (9106, 13960), (10121, 12560)]